Table S1. Taxon information and Genbank numbers for completedatasetwith305 taxa (taxa with distributions used for reduced dataset)

Taxon * / Locality / Voucher number / Coordinates / Ecological State† / 28S / COI / 18S / EF-1a / Distribution‡
Gammarus abstrusus (T) / Sichuan, China / IZCASIA0344 / 30.28N/102.97E / F / EF582950 / EF570304 / EF582903 / - / E
G. acalceolatus / Timahoite, Morocco / SLOCHN168 / 34.04N/3.99E / F / JF965636 / JF965831 / - / JF965999 / W
G. accretes / Guizhou, China / IZCASIA0480 / 28.70N/107.00E / F / EF582942 / EF570298 / - / E
G. aequicauda1 (T) / Black Sea / - / - / S / - / AY926667 / AY926778+
AY926840 / - / W
G. aequicauda2 / Patras, Greece / SLOCHN065 / 38.13N/21.44E / S / JF965637 / JF965832 / JF966118 / - / W
G. aequicauda3 / Piran, Slovenia / SLOCHN124 / 45.53N/13.58E / S / JF965638 / - / JF966119 / - / W
G. albimanus (T) / Gostivar, Macedonia / SLOCHN110 / 41.88N/20.61E / F / JF965639 / JF965833 / - / - / W
G. annulatus / Massachusetts, USA / - / 42.27N/-71.38E / S / - / AY926668 / AY926879+
AY926841 / - / N
G. balcanicus1 / Alma-Ata, Kazakhstan / - / 43.24N/76.93E / F / - / - / AY926780+
AY926842 / -
G. balcanicus2 (T) / Kolašin, Montenegro / SLOCHN015 / 42.82N/19.51E / F / JF965640 / JF965834 / JF966120 / - / W
G. balcanicus3 / Popovo polje, Bosnia and Herzegovina / SLOCHN016 / 42.85N/17.98E / F / JF965641 / JF965835 / - / -
G. balcanicus4 / Beograd, Serbia / SLOCHN017 / 44.79N/20.45E / F / JF965642 / JF965836 / - / JF966000
G. balcanicus5 / Zenica, Bosnia and Herzegovina / SLOCHN018 / 44.20N/17.93E / F / JF965643 / JF965837 / - / JF966001
G. balcanicus6 / Crimea, Ukraine / SLOCHN038 / 44.27N/35.42E / F / JF965644 / JF965838 / - / JF966002
G. balcanicus7 / Crimea, Ukraine / SLOCHN039 / 44.95N/34.11E / F / JF965645 / JF965839 / - / JF966003
G. balcanicus8 / Crimea, Ukraine / SLOCHN041 / 44.95N/34.11E / F / JF965646 / JF965840 / - / JF966004
G. balcanicus9 / Bahčisaraj, Crimea, Ukraine / SLOCHN043 / 44.27N/35.42E / F / JF965647 / JF965841 / - / JF966005
G. balcanicus10 / Crimea, Ukraine / SLOCHN044 / 44.27N/35.42E / F / JF965648 / JF965842 / JF966121 / -
G. balcanicus11 / Crimea, Ukraine / SLOCHN045 / 45.19N/34.39E / F / JF965649 / JF965843 / - / -
G. balcanicus12 / Crimea, Ukraine / SLOCHN047 / 44.95N/34.11E / F / JF965650 / JF965844 / - / JF966006
G. balcanicus13 / Crimea, Ukraine / SLOCHN048 / 44.95N/34.11E / F / JF965651 / JF965845 / JF966122 / JF966007
G. balcanicus14 / Baia Mare, Romania / SLOCHN060 / 47.16N/25.40E / F / JF965652 / JF965846 / - / JF966008
G. balcanicus15 / Stolac, Bosnia and Herzegovina / SLOCHN061 / 45.15N/17.98E / F / JF965653 / JF965847 / JF966123 / JF966009
G. balcanicus16 / Virpazar, Montenegro / SLOCHN062 / 42.21N/19.12E / F / JF965654 / JF965848 / - / -
G. balcanicus17 / Rakovica, Croatia / SLOCHN067 / 44.82N/15.86E / F / JF965655 / JF965849 / JF966124 / JF966010
G. balcanicus18 / Split, Croatia / SLOCHN070 / 43.49N/16.47E / F / JF965656 / JF965850 / - / JF966011
G. balcanicus19 / Gostivar, Macedonia / SLOCHN083 / 41.81N/20.95E / F / JF965657 / JF965851 / - / -
G. balcanicus20 / Baia Mare, Romania / SLOCHN102 / 47.71N/23.86E / F / JF965658 / JF965852 / JF966125 / JF966012 / W
G. balcanicus21 / Skradin, Croatia / SLOCHN117 / 43.75N/16.03E / F / JF965659 / JF965853 / - / -
G. balcanicus22 / Baia Mare, Romania / SLOCHN125 / 47.16N/25.40E / F / JF965660 / JF965854 / - / JF966013
G. balcanicus23 / Bihać, Bosnia and Herzegovina / SLOCHN134b / 44.80N/15.92E / F / JF965661 / JF965855 / - / JF966014
G. balcanicus24 / Vakuf, Bosnia and Herzegovina / SLOCHN138 / 44.15N/17.41E / F / JF965662 / JF965856 / - / JF966015
G. balcanicus25 / ob cesti Prilep – Kavadarci, Macedonia / SLOCHN166 / 41.38N/21.52E / F / JF965663 / JF965857 / - / JF966016
G. balcanicus26 / Lazaropole, Macedonia / SLOCHN180 / 41.51N/20.44E / F / JF965664 / - / - / -
G. balcanicus27 / Zakarpatskaja, Ukraine / SLOCHN183 / 48.38N/23.34E / F / JF965665 / JF965858 / - / JF966017
G. balcanicus28 / Krym, Ukraine / SLOCHN184 / 45.01N/34.00E / F / JF965666 / JF965859 / - / JF966018
G. balcanicus29 / Ukraine / SLOCHN185 / 46.97N/32.01E / F / JF965667 / JF965860 / - / JF966019
G. balcanicus30 / Bitola, Macedonia / SLOCHN212 / 41.05N/21.17E / F / JF965668 / JF965861 / - / JF966020
G. balcanicus31 / Demir Kapija, Macedonia / SLOCHN214 / 41.41N/22.24E / F / JF965669 / JF965862 / - / JF966021
G. balcanicus32 / Galičica planina, Macedonia / SLOCHN215 / 41.94N/20.81E / F / JF965670 / JF965863 / - / JF966022
G. balcanicus33 / Ohrid, Macedonia / SLOCHN224 / 41.11N/20.80E / F / JF965671 / JF965864 / - / JF966023
G. balcanicus34 / Ohrid, Macedonia / SLOCHN226 / 40.96N/20.78E / F / JF965672 / JF965865 / - / JF966024
G. balcanicus35 / Bela Palanka, Serbia / SLOCHN229 / 43.20N/22.26E / F / JF965673 / JF965866 / - / JF966025
G. balcanicus36 / Pirot, Serbia / SLOCHN232 / 43.15N/22.60E / F / JF965674 / JF965867 / - / JF966026
G. balcanicus37 / Ohrid, Macedonia / SLOCHN100 / 41.13N/20.81E / F / JF965675 / JF965868 / - / JF966027
G. balcanicus38 / Skopje, Macedonia / SLOCHN111 / 42.00N/21.42E / F / JF965676 / JF965869 / - / -
G. balcanicus39 / Zavidovići, Bosnia and Herzegovina / SLOCHN112 / 44.36N/18.27E / F / JF965677 / - / - / - / W
G. balcanicus40 / Imotski, Croatia / SLOCHN160 / 43.45N/17.21E / F / JF965678 / JF965870 / - / -
G. birsteini / Didgori, Tbilisi, Georgia / SLOCHN248 / 41.79N/44.67E / F / JF965679 / JF965871 / JF966126 / - / W
G. bosniacus (T) / Sarajevo, Bosnia and Herzegovina / SLOCHN137 / 43.84N/18.35E / F / JF965680 / JF965872 / JF966127 / JF966028 / W
G. bousfieldi / Illinois, USA / IZCASIA0670 / 38.25N/-90.23E / F / EF582943 / EF570299 / EF582899 / - / N
G. brevipodus1 / Xinjiang, China / IZCASIA0437 / 43.00N/84.10E / F / EF582944 / - / - / -
G. brevipodus2 / Xinjiang, China / IZCASIA0692 / 43.45N/83.15E / F / JF965681 / - / JF966128 / - / E
G. chevreuxi / Biarritz, France / SLOCHN207 / 45.49N/1.52E / S / JF965682 / JF965873 / - / - / W
G. clarus1 / Beijing, China / IZCASIA0314 / 40.60N/116.20E / F / - / EF570316 / - / -
G. clarus2 (T) / Hehei, China / IZCASIA0315 / 39.30N/114.70E / F / EF582986 / EF570340 / EF582927 / - / E
G. clarus3 / Hebei, China / IZCASIA0355 / 40.10N/114.10E / F / - / EF570343 / - / -
G. clarus4 / Hebei, China / IZCASIA0683 / 40.10N/114.10E / F / EU708621 / EU146930 / - / JF966029
G. comosus / Guizhou, China / IZCASIA0406 / 28.20N/106.70E / F / EF582945 / EF570300 / EF582900 / - / E
G. craspedotrichus / Guizhou, China / IZCASIA0463 / 28.50N/105.70E / F / EF582946 / EF570301 / - / - / E
G. crinicaudatus / Bakhtiari, Iran / SLOCHN234 / 31.24N/51.25E / F / JF965683 / JF965874 / JF966129 / JF966030 / W
G. crinicornis / Egypt / IZCASIA0664 / 30.61N/30.6E / S / EF582947 / - / EF582901 / - / W
G. curvativus / Sichuan, China / IZCASIA0418 / 27.34N/102.31E / F / EF582948 / EF570302 / EF582902 / - / E
G. daiberi / Delaware River, USA / - / 39.52N/-72.61E / S / - / DQ300255 / - / - / N
G. decorosus1 / Xinjiang, China / IZCASIA0436 / 43.70N/87.60E / F / EF582949 / EF570303 / - / - / E
G. decorosus2 / Xinjiang, China / IZCASIA0693 / 43.80N/87.60E / F / JF965684 / JF965875 / JF966130 / JF966031
G. duebeni1 / Maine, USA / - / 45.12N/-69.45E / S / - / AY926669 / AY926781+
AY926843 / - / N,W
G. duebeni2 / Isle of Great Cumbrae, Scotland / - / 55.74N/-4.89E / S / - / - / AF356545 / -
G. duebeni3 / Isle of Great Cumbrae, Scotland / - / 55.74N/-4.89E / S / - / - / AF419226 / -
G. duebeni4 / Isle of Great Cumbrae, Scotland / - / 55.74N/-4.89E / S / - / - / AF419227 / -
G. duebeni5 / - / - / - / S / - / EF468643 / - / -
G. duebeni6 / - / - / - / S / - / EF468652 / - / -
G. duebeni7 / - / - / - / S / - / EF468653 / - / -
G. duebeni8 / - / - / - / S / - / EF468644 / - / -
G. duebeni9 / - / - / - / S / - / EF468645 / - / -
G. duebeni10 / - / - / - / S / - / EF468646 / - / -
G. duebeni11 / - / - / - / S / - / EF468647 / - / -
G. duebeni12 / - / - / - / S / - / EF468648 / - / -
G. duebeni13 / - / - / - / S / - / EF468649 / - / -
G. duebeni14 / - / - / - / S / - / EF468650 / - / -
G. duebeni15 / - / - / - / S / - / EF468651 / - / -
G. electrus / Beijing, China / IZCASIA0302 / 39.90N/116.40E / F / EF582951 / EF570305 / - / - / E
G. elevatus / Yunnan, China / IZCASIA0538 / 26.50N/99.80E / F / EF582952 / - / - / - / E
G. emeiensis / Sichuan, China / IZCASIA0343 / 30.28N/102.97E / F / EF582953 / EF570306 / EF582904 / - / E
G. fasciatus1 / WashingtonDC, USA / - / 38.79N/-76.81E / F / - / - / AY926782+
AY926844 / -
G. fasciatus2 / Minnesota, USA / IZCASIA0661 / 45.02N/-93.09E / F / EF582954 / - / EF582905 / - / N
G. fossarum1 / Nowy Korczyn, Poland / IZCASIA0649 / 50.32N/20.80E / F / EF582955 / - / EF582906 / -
G. fossarum2 / Nijmegen, Netherlands / IZCASIA0896 / 52.00N/5.84E / F / JF965685 / JF965876 / -
G. fossarum3 / Netherlands / IZCASIA0898 / 51.91N/5.96E / F / JF965686 / JF965877 / - / JF966032
G. fossarum4 / Koper, Slovenia / SLOCHN002 / 45.33N/14.10E / F / JF965687 / JF965878 / JF966131 / -
G. fossarum5 / Bled, Slovenia / SLOCHN003 / 46.35N/14.12E / F / JF965688 / JF965879 / - / JF966033
G. fossarum6 / Ilirska Bistrica, Slovenia / SLOCHN004 / 45.49N/14.31E / F / JF965689 / JF965880 / - / JF966034
G. fossarum7 / Šmarješke toplice, Slovenia / SLOCHN005 / 45.86N/15.22E / F / JF965690 / JF965881 / - / -
G. fossarum8 / Gerovo, Croatia / SLOCHN013 / 45.51N/14.69E / F / JF965691 / JF965882 / - / JF966035
G. fossarum9 / Tržič, Croatia / SLOCHN071 / 45.18N/15.65E / F / JF965692 / JF965883 / - / -
G. fossarum10 / Slovenia / SLOCHN095 / 45.59N/15.03E / F / JF965693 / JF965884 / - / -
G. fossarum11 / Bistrica, Slovenia / SLOCHN097 / 46.28N/14.29E / F / JF965694 / - / - / -
G. fossarum12 / Postojna, Slovenia / SLOCHN099 / 45.78N/14.21E / F / JF965695 / JF965885 / - / JF966036
G. fossarum13 (T) / Regensburg, Germany / SLOCHN104 / 48.61N/13.17E / F / JF965696 / JF965886 / - / - / W
G. fossarum14 / Les Ardillats, France / SLOCHN108 / 46.19N/4.52E / F / JF965697 / JF965887 / - / JF966037
G. fossarum15 / S Č. Budĕjovice, Czech / SLOCHN115 / 49.32N/14.52E / F / JF965698 / JF965888 / JF966132 / -
G. fossarum16 / Bihać, Bosnia and Herzegovina / SLOCHN134 / 44.80N/15.92E / F / JF965699 / JF965889 / - / JF966038 / W
G. fossarum17 / Bremen, Germany / SLOCHN140 / 52.74N/9.17E / F / JF965700 / JF965890 / - / JF966039
G. fossarum18 / Montes Dore, France / SLOCHN151 / 45.52N/2.79E / F / JF965701 / JF965891 / - / JF966040
G. fossarum20 / Trieste, Italy / SLOCHN164 / 45.59N/13.79E / F / JF965702 / JF965892 / - / JF966041
G. fossarum21 / Bela Palanka, Serbia / SLOCHN230 / 43.20N/22.26E / F / JF965703 / JF965893 / - / JF966042
G. fossarum22 / Verona, Italy / SLOCHN241 / 45.45N/10.99E / F / JF965704 / JF965894 / - / JF966043
G. fossarum23 / Osilnica, Slovenia / SLOCHN096 / 45.53N/14.70E / F / JF965705 / - / - / -
G. fossarum24 / Vipava, Slovenia / SLOCHN098 / 45.86N/13.97E / F / JF965706 / JF965895 / - / JF966044
G. fossarum25 / Postojna, Slovenia / SLOCHN123 / 45.47N/14.10E / F / JF965707 / JF965896 / - / -
G. fossarum26 / Zagreb, Croatia / SLOCHN014 / 45.24N/16.89E / F / JF965708 / JF965897 / - / -
G. fossarum27
(G. fossarum subterraneus (T)) / Trieste, Italy / SLOCHN119 / 45.59N/13.93E / F / JF965709 / JF965898 / JF966133 / - / W
G. gauthieri / Fes, Morocco / SLOCHN170 / 34.04N/3.99E / F / JF965710 / JF965899 / - / JF966045 / W
G. glabratus / Guizhou, China / IZCASIA0398 / 27.00N/105.70E / F / EF582956 / EF570307 / EF582907 / - / E
G. gonggaensis1 / Sichuan, China / IZCASIA0028 / 30.30N/102.80E / F / EF582958 / EF570309 / EF582909 / - / E
G. gonggaensis2 / Sichuan, China / IZCASIA0055 / 30.60N/102.70E / F / EF582959 / EF570310 / EF582910 / -
G. gregoryi / Yunnan, China / IZCASIA0579 / 25.90N/99.30E / F / EF582960 / EF570311 / EF582911 / - / E
G. halilicae (T) / Lazaropole, Macedonia / SLOCHN181 / 41.51N/20.44E / F / JF965711 / JF965900 / JF966134 / JF966046 / W
G. hyalelloides (T) / Texas, USA / SLOCHN177 / 31.40N/-103.34E / F / JF965712 / - / JF966135 / - / N
G. hypolithicus (T) / Hebei, China / IZCASIA0317 / 39.20N/114.60E / F / EF582987 / EF570341 / EF582928 / - / E
G. ibericus / Lascaux, France / SLOCHN150 / 45.28N/1.39E / F / JF965713 / JF965901 / - / JF966047 / W
G. illustris (T) / Sichuan, China / IZCASIA0171 / 29.10N/101.40E / F / EF582957 / EF570308 / EF582908 / - / E
G. inberbus / Kohgiluyeh, Iran / SLOCHN236 / 31.73N/50.85E / F / JF965714 / JF965902 / - / JF966048 / W
G. istrianus (T) / Trieste, Italy / SLOCHN165 / 45.59N/13.79E / F / JF965715 / JF965903 / JF966136 / JF966049 / W
G. italicus1 / Rieti, Lazio, Italy / SLOCHN075 / 43.30N/13.44E / F / JF965716 / JF965904 / JF966137 / -
G. italicus2 / Sassari, Sardegna, Italy / SLOCHN161 / 40.45N/8.76E / F / JF965717 / JF965905 / - / JF966050
G. italicus3 / Sardegna, Italy / SLOCHN179 / 40.15N/9.06E / F / JF965718 / JF965906 / - / JF966051 / W
G. italicus4 / Libanon / SLOCHN240 / 33.75N/35.70E / F / JF965719 / JF965907 / - / -
G. kangdingensis / Sichuan, China / IZCASIA0196 / 30.80N/101.90E / F / EF582962 / EF570313 / EF582913 / - / E
G. kesslerianus1 / Simferopol, Crimea, Ukraine / SLOCHN040 / 44.95N/34.41E / F / JF965720 / JF965908 / - / JF966052
G. kesslerianus2 (T) / Simferopol, Crimea, Ukraine / SLOCHN046 / 44.95N/34.11E / F / JF965721 / JF965909 / JF966138 / JF966053 / W
G. kischineffensis / Harkiv, Ukraine / SLOCHN101 / 49.94N/35.94E / F / JF965722 / JF965910 / JF966139 / -
G. komareki1 / Mazandaran, Iran / SLOCHN190 / 36.18N/52.53E / F / JF965723 / JF965911 / JF966140 / -
G. komareki2 / Mazandaran, Iran / SLOCHN191 / 36.18N/52.53E / F / JF965724 / JF965912 / - / JF966054 / W
G. komareki(T) / ca 200km SE Sofia, Bulgaria / SLOCHN269 / 41.8N/24.533E / F / JF965725 / JF965913 / JF966141 / W
G. konjicensis (T) / Konjic, Bosnia and Herzegovina / SLOCHN136 / 43.69N/17.91E / F / JF965726 / JF965914 / JF966142 / JF966055 / W
G. koreanus / Jilin, China / IZCASIA0336 / 43.80N/126.50E / F / EF582963 / EF570314 / EF582914 / - / E
G. laborifer / Lebanon / SLOCHN239 / 33.71N/35.69E / F / JF965727 / - / - / -
G. lacustris1 / Bled, Slovenia / SLOCHN001 / 46.35N/14.12E / F / JF965728 / JF965915 / - / JF966056 / N,E,W
G. lacustris2 / LakeBaikal / - / 51.67N/104.27E / F / - / AY926671 / AY926784+
AY926846 / -
G. lacustris3 / Lake Hovsgol, Mongolia / - / 51.07N/100.65E / F / - / AY926670 / AY926783+
AY926845 / -
G. lacustris4 / Manitoba, Canada / - / 53.41N/-98.52E / F / AY529073 / AY529052 / -
G. lacustris5 / Vancouver, Canada / - / 49.24N/-123.07E / F / - / AY926672 / AY926785+
AY926847 / -
G. lacustris6 / Washington, USA / - / 38.89N/-77.02E / F / - / AY926673 / AY926786+
AY926848 / -
G. lacustris7 / Beijing, China / IZCASIA0292 / 40.40N/115.90E / F / - / EF570315 / - / -
G. lacustris8 / Beijing, China / IZCASIA0323 / 39.50N/115.80E / F / EF582964 / EF570317 / EF582915 / -
G. lacustris9 / Beijing, China / IZCASIA0326 / 39.50N/115.80E / F / - / EF570318 / - / -
G. lacustris10 / Qinghai, China / IZCASIA0339 / 35.43N/93.60E / F / - / EF570319 / - / -
G. lacustris11 / Qinghai, China / IZCASIA0340 / 35.43N/93.60E / F / EF582965 / EF570320 / - / -
G. lacustris12 / Xinjiang, China / IZCASIA0423 / 38.20N/90.30E / F / - / EF570321 / - / -
G. lacustris13 / Tibet, China / IZCASIA0618 / 30.90N/88.60E / F / - / EF570322 / - / -
G. lacustris14 / Qinghai, China / IZCASIA0624 / 37.30N/97.20E / F / - / EF570323 / - / -
G. lacustris15 / Xinjiang, China / IZCASIA0691 / 44.50N/81.00E / F / JF965729 / - / JF966143 / JF966057
G. lacustris16 / Xinjiang, China / IZCASIA0696 / 43.90N/88.10E / F / JF965730 / JF965916 / - / JF966058
G. lacustris17 / Qinghai, China / IZCASIA0859 / 35.78N/102.67E / F / JF965731 / - / - / JF966059
G. lacustris18 / SelengeRiver, Bulgan aimag, Mongolia / IZCASIA1136 / 49.38N/102.65E / F / JF965732 / JF965917 / JF966144 / -
G. lacustris19 / Inner Mongolia, China / IZCASIA1104 / 39.04N/105.9E / F / JF965733 / JF965918 / JF966145 / -
G. leopoliensis (T) / Poland / SLOCHN173 / 49.54N/22.34E / F / JF965734 / JF965919 / - / JF966060 / W
G. lichuanensis1 (T) / Hubei, China / IZCASIA0335 / 30.52N/109.90E / F / EF583002 / EF570356 / EF582938 / - / E
G. lichuanensis2 / Hubei, China / IZCASIA0604 / 30.52N/109.90E / F / EF583003 / EF570357 / - / -
G. liui / Shaanxi, China / IZCASIA0548 / 38.80N/110.40E / F / EF582966 / - / - / -
G. lobifer / Khuzestan, Iran / SLOCHN235 / 30.75N/50.75E / F / JF965735 / JF965920 / - / JF966061 / W
G. locusta1 / Roscoff, France / - / 48.51N/-3.93E / S / - / - / AY926787+
AY926849 / -
G. locusta2 / Baltic Sea / - / - / S / - / - / AF419222 / -
G. locusta3 / Creswell Bay, Canada / IZCASIA0663 / 72.770N/-93.42E / S / EF582967 / EF570324 / EF582916 / - / N
G. locusta4 / Co Cork, Ireland / SLOCHN251 / 51.773N/-8.35E / S / JF965736 / JF965921 / JF966146 / JF966062 / W
G. madidus (T) / Hebei, China / IZCASIA0310 / 39.40N/115.70E / F / EF582968 / - / - / - / E
G. martensi / Shaanxi, China / IZCASIA0415 / 34.02N/108.16E / F / EF582969 / EF570325 / EF582917 / - / E
G. minus1 / Illinois, USA / IZCASIA0674 / 38.25N/-90.25E / F / EF582970 / EF570326 / EF582918 / -
G. minus2 / Virginia, USA / SLOCHN021 / 38.95N/-77.26E / F / JF965737 / JF965922 / - / JF966063 / N
G. monspeliensis (T) / Montpellier, France / SLOCHN153 / 43.60N/3.08E / F / JF965738 / JF965923 / JF966147 / JF966064 / W
G. montanus1 / Xinjiang, China / IZCASIA0432 / 43.10N/81.10E / F / EF582971 / EF570327 / EF582919 / - / E
G. montanus2 / Xinjiang, China / IZCASIA0688 / 43.60N/93.00E / F / JF965739 / - / - / JF966065
G. mucronatus / Chesapeake Bay, USA / - / 38.47N/-76.21E / S / - / - / AY926788+
AY926850 / - / N
G. nekkensis1 / Hebei, China / IZCASIA0048 / 41.03N/116.90E / F / EF582972 / EF570328 / EF582920 / -
G. nekkensis2 / Hebei, China / IZCASIA0059 / 40.00N/115.40E / F / EF582974 / EF570331 / EF582921 / -
G. nekkensis3 / Hebei, China / IZCASIA0051 / 40.00N/115.40E / F / - / EF570329 / - / -
G. nekkensis4 / Hebei, China / IZCASIA0511 / 40.00N/115.40E / F / EF582973 / EF570330 / - / -
G. nekkensis5 / Hebei, China / IZCASIA0686 / 41.90N/117.70E / F / JF965740 / JF965924 / - / JF966066 / E
G. nekkensis6 / Hebei, China / IZCASIA0701 / 40.97N/117.94E / F / JF965741 / - / JF966148 / JF966067
G. nekkensis7 / Beijing, China / IZCASIA0706 / 40.50N/116.40E / F / JF965742 / JF965925 / - / JF966068
G. nekkensis8 / Hebei, China / IZCASIA0735 / 40.60N/117.40E / F / JF965743 / - / - / JF966069
G. nekkensis9 / Liaoning, China / IZCASIA0811 / 40.76N/124.72E / F / JF965744 / JF965926 / - / -
G. nekkensis10 / Beijing, China / IZCASIA0830 / 39.90N/116.40E / F / JF965745 / - / JF966149 / JF966070
G. nekkensis11 / Jilin, China / IZCASIA0779 / 44.37N/129.87E / F / JF965746 / - / - / -
G. nipponensis1 / Fukuoka, Japan / IZCASIA0645 / 33.83N/130.83E / F / JF965747 / EU146929 / - / JF966071 / E
G. nipponensis2 / Tokushima, Japan / IZCASIA0646 / 34.26N/134.00E / F / EF582961 / EF570312 / EF582912 / -
G. oceanicus / Massachusetts, USA / - / 42.27N/-71.38E / S / - / AY926674 / AY926789+
AY926851 / - / N
G. ochridensis1 (T) / Ohrid, Macedonia / SLOCHN221 / 41.11N/20.80E / F / JF965748 / JF965927 / JF966150 / JF966072
G. ochridensis2 (T) / Ohrid, Macedonia / SLOCHN222 / 41.11N/20.80E / F / JF965749 / JF965928 / JF966151 / JF966073 / W
G. parechiniformis / Ohrid, Macedonia / SLOCHN087 / 41.13N/20.81E / F / JF965750 / JF965929 / JF966152 / JF966074
G.parvioculus (T) / Beijing, China / IZCASIA0318 / 39.70N/115.70E / F / EF582988 / EF570342 / EF582929 / JF966075 / E
G. pavlovici / Skopje, Macedonia / SLOCHN084 / 42.00N/21.42E / F / JF965751 / JF965930 / JF966153 / JF966076 / W
G. pecos (T) / Pecos County, Texas, USA / SLOCHN178 / 31.15N/-102.54E / F / JF965752 / JF965931 / JF966154 / - / N
G. pengi1 / Qinghai, China / IZCASIA0509 / 37.30N/99.00E / F / EF582975 / - / - / -
G. pengi2 / Qinghai, China / IZCASIA0862 / 36.88N/101.88E / F / JF965753 / JF965932 / JF966155 / JF966077
G. pengi3 / Qinghai, China / IZCASIA0864 / 35.86N/102.34E / F / JF965754 / - / - / -
G. pengi4 / Qinghai, China / IZCASIA0866 / 33.01N/97.25E / F / JF965755 / JF965933 / JF966156 / JF966078 / E
G. pengi5 / Qinghai, China / IZCASIA0868 / 32.82N/100.77E / F / JF965756 / JF965934 / - / -
G. pengi6 / Shanxi, China / IZCASIA1128 / 38.67N/112.24E / F / JF965757 / JF965935 / JF966157
G. pexus / Liaoning, China / IZCASIA0523 / 41.30N/123.70E / F / EF582976 / EF570332 / - / - / E
G. pljakici / Galičica planina, Macedonia / SLOCHN216 / 41.94N/20.81E / F / JF965758 / JF965936 / - / JF966079 / W
G. preciosus (T) / Henan, China / IZCASIA0570 / 33.52N/111.93E / F / EF582989 / - / EF582930 / - / E
G. pseudolimnaeus / Illinois, USA / IZCASIA0669 / 38.33N/-90.22E / F / EF582977 / EF570333 / EF582922 / - / N
G. pseudosyriacus / Bakhtiari, Iran / SLOCHN233 / 31.24N/51.25E / F / JF965759 / JF965937 / - / JF966080 / W
G. pseudosyriacus1 / Tabats'kuri, Georgia / SLOCHN249 / 41.64N/43.625E / F / JF965760 / - / JF966158 / JF966081
G. pulex1 / - / - / - / F / - / - / - / EH273192
G. pulex2 / Germany / - / - / F / - / - / AF202982 / -
G. pulex3 / Scotland / - / - / F / - / - / AF419225 / -
G. pulex4 / Netherlands / IZCASIA0610 / 52.37N/4.88E / F / EF582978 / EF570334 / EF582923 / -
G. pulex5 / Germany / IZCASIA0626 / 50.00N/10.00E / F / JF965761 / - / - / -
G. pulex6 / Germany / IZCASIA0675 / 52.35N/12.47E / F / EU708616 / EU146924 / - / JF966082
G. pulex7 / Netherlands / IZCASIA0900 / 52.33N/5.73E / F / JF965762 / JF965938 / - / JF966083
G. pulex8 / Uppsala, Sweden / SLOCHN022 / 59.84N/17.57E / F / JF965763 / JF965939 / JF966159 / JF966084
G. pulex9 / Regensburg, Germany / SLOCHN105 / 48.61N/13.17E / F / JF965764 / JF965940 / - / JF966085
G. pulex10 / Viry, France / SLOCHN154 / 46.19N/2.82E / F / JF965765 / JF965941 / - / JF966086
G. pulex11 / Outrancourt, France / SLOCHN155 / 48.21N/5.89E / F / JF965766 / JF965942 / - / JF966087
G. pulex12 (T) / Slovenia / SLOCHN176 / 56.20N/16.90E / F / JF965767 / JF965943 / - / - / W
G. pulex13 / Sliven, Bulgaria / SLOCHN237 / 42.68N/26.29E / F / JF965768 / JF965944 / - / JF966088
G. pulex gallicus / Nice, France / SLOCHN080 / 43.70N/7.23E / F / JF965769 / JF965945 / JF966160 / - / W
G. qiani / Yunnan, China / IZCASIA0413 / 27.30N/103.28E / F / EF582979 / EF570335 / EF582924 / - / E
G. rambouseki (T) / Bitola, Macedonia / SLOCHN211 / 41.05N/21.17E / F / JF965770 / JF965946 / JF966161 / - / W
G. riparius (T) / Hubei, China / IZCASIA0510 / 29.90N/109.40E / F / EF582980 / EF570336 / - / - / E
G. roeselii1 / Pram, Austria / IZCASIA0633 / 48.31N/14.30E / F / EF582981 / EF570337 / EF582925 / -
G. roeselii2 / Netherlands / IZCASIA0897 / 51.91N/5.96E / F / JF965771 / JF965947 / - / JF966089
G. roeselii3 / Slovenia / SLOCHN007 / 46.35N/14.13E / F / JF965772 / - / - / -
G. roeselii4 / Preševo, Serbia / SLOCHN008 / 42.35N/12.64E / F / JF965773 / JF965948 / JF966162 / JF966090
G. roeselii5 / Oteševo, Macedonia / SLOCHN120 / 41.05N/20.80E / F / JF965774 / JF965949 / - / JF966091
G. roeselii6 / Oteševo, Macedonia / SLOCHN121 / 41.05N/20.80E / F / JF965775 / JF965950 / - / -
G. roeselii7 / Ohrid, Macedonia / SLOCHN217 / 41.18N/20.68E / F / JF965776 / JF965951 / - / -
G. roeselii8 / Ohrid, Macedonia / SLOCHN225 / 41.11N/20.80E / F / JF965777 / JF965952 / - / -
G. roeselii (T) / Coulange, France / SLOCHN268 / 47.21N/1.27E / F / JF965778 / JF965953 / JF966163 / - / W
G. roeselii semicarinatus / Demir Kapija, Macedonia / SLOCHN213 / 41.41N/22.24E / F / JF965779 / JF965954 / - / -
G. salemaai / Gradište, Macedonia / SLOCHN167 / 41.14N/20.42E / F / JF965780 / JF965955 / - / JF966092 / W
G. salinus / - / - / - / S / - / - / AF356544 / - / W
G. setosus1 / Beloe More, Russia / SLOCHN089 / 67.10N/32.68E / S / JF965781 / JF965956 / JF966164 / - / W
G. setosus2 / Svalbard, Norway / SLOCHN091 / 80.22N/22.46E / S / JF965782 / JF965957 / - / -
G. shanxiensis / Shanxi, China / IZCASIA0519 / 35.50N/112.40E / F / EF582982 / - / - / - / E
G. shenmuensis (T) / Shaanxi, China / IZCASIA0512 / 38.80N/110.40E / F / EF582983 / - / - / -
G. sichuanensis (T) / Sichuan, China / IZCASIA0011 / 33.20N/103.90E / F / EF582984 / EF570338 / - / - / E
G. sinuolatus / Sichuan, China / IZCASIA0195 / 30.80N/101.90E / F / EF582985 / EF570339 / EF582926 / - / E
G. solidus (T) / Ohrid, Macedonia / SLOCHN223 / 41.11N/20.80E / F / JF965783 / JF965958 / JF966165 / JF966093 / W
G. sp1 / Turkey / SLOCHN029 / 40.72N/38.37E / F / JF965784 / - / - / -
G. sp2 / Crimea, Ukraine / SLOCHN037 / 44.93N/34.41E / F / JF965785 / - / JF966166 / JF966094
G. sp3 / Farsala, Greece / SLOCHN066 / 39.27N/22.42E / F / JF965786 / JF965959 / JF966167 / JF966095 / W
G. sp4 / Leucate, France / SLOCHN079 / 42.93N/3.10E / S / JF965787 / JF965960 / - / -
G. sp5 / Frejus, Cannes, France / SLOCHN081 / 43.56N/7.01E / S / JF965788 / JF965961 / JF966168 / -
G. sp6 / Cap Bon, Tunisia / SLOCHN092 / 37.20N/11.16E / S / JF965789 / - / - / - / W
G. sp7 / Cap Bon, Tunisia / SLOCHN122 / 37.20N/11.16E / S / JF965790 / JF965962 / - / -
G. sp8 / Dzhambul, Kazakhstan / SLOCHN198 / 42.88N/71.41E / F / JF965791 / JF965963 / - / JF966096 / E
G. sp9 / Altaj, Russia / SLOCHN257 / 51.63N/87.67E / F / JF965792 / JF965964 / JF966169 / -
G.sp10 / Dušanbe, Tajikistan / SLOCHN259 / 38.56N/68.77E / F / JF965793 / - / JF966170 / - / E
G.sp11-1 / Iskandarkul Lake, Tajikistan / SLOCHN260 / 39.06N/68.36E / F / JF965794 / - / JF966171 / JF966097
G.sp11-2 / Alaudinsko jezero, Tajikistan / SLOCHN261 / - / F / JF965795 / JF965965 / JF966172 / JF966098
G.sp11-3 / Gorno Badakhashan, Vanch District, Tajikistan / SLOCHN262 / 38.41N/73.07E / F / JF965796 / JF965966 / JF966173 / JF966099
G. sp11-4 / Sogdiyskaya, Tajikistan / SLOTAD1 / 39.45N/68.34E / F / JF965797 / JF965967 / - / -
G. sp11-5 / Sogdiyskaya, Tajikistan / SLOTAD3 / 39.49N/67.61E / F / JF965798 / JF965968 / - / JF966100
G. sp12 / Sogdiyskaya, Tajikistan / SLOTAD2 / 39.45N/68.34E / F / JF965799 / JF965969 / - / JF966101
G. sp13 / Sogdiyskaya, Tajikistan / SLOTAD4 / 37.45N/68.15E / F / JF965800 / JF965970 / - / JF966102 / E
G. spelaeus (T) / Simferopol, Crimea, Ukraine / SLOCHN049 / 44.95N/34.11E / F / JF965801 / JF965971 / JF966174 / JF966103 / W
G. spinicaudatus1 / Mostar, Bosnia and Herzegovina / SLOCHN030 / 43.33N/17.80E / F / JF965802 / JF965972 / - / -
G. spinicaudatus2 (T) / Podgorica, Montenegro / SLOCHN031 / 42.82N/19.51E / F / JF965803 / JF965973 / - / - / W
G. spinicaudatus3 / Podgorica, Montenegro / SLOCHN032 / 42.45N/19.27E / F / JF965804 / JF965974 / - / JF966104
G. stalagmiticus / Liaoning, China / IZCASIA0524 / 41.30N/123.70E / F / EF582990 / EF570345 / - / - / E
G. stankoi / Skopje, Macedonia / SLOCHN247 / 42N/21.43E / F / JF965805 / JF965975 / JF966175 / JF966105 / W
G. stankokaramani1 (T) / Ohrid, Macedonia / SLOCHN085 / 41.13N/20.81E / F / JF965806 / JF965976 / - / JF966106 / W
G. stankokaramani2 / Ohrid, Macedonia / SLOCHN086 / 41.13N/20.81E / F / JF965807 / JF965977 / - / JF966107
G. stojicevici (T) / Bela Palanka, Serbia / SLOCHN228 / 43.20N/22.26E / F / JF965808 / JF965978 / JF966176 / JF966108 / W
G. takesensis1 (T) / Xinjiang, China / IZCASIA0425 / 43.20N/81.00E / F / EF582991 / EF570346 / EF582931 / - / E
G. takesensis2 / Xinjiang, China / IZCASIA0695 / 44.00N/81.60E / F / JF965809 / JF965979 / JF966177 / JF966109
G. taliensis / Yunnan, China / IZCASIA0572 / 25.70N/100.20E / F / EF582992 / - / - / - / E
G. tastiensis (T) / Xinjiang, China / IZCASIA0563 / 46.20N/82.90E / F / EF582993 / EF570347 / - / - / E
G. tastiensis1 / Xinjiang, China / IZCASIA1102 / 45.94N/82.5E / F / JF965810 / JF965980 / - / -
G. tigrinus / Netherlands / IZCASIA0609 / 52.37N/4.88E / S / EF582994 / EF570348 / EF582932 / - / N,W
G. translucidus (T) / Guizhou, China / IZCASIA0403 / 27.20N/106.80E / F / EF582995 / EF570349 / - / - / E
G. triacanthus1 / Ohrid, Macedonia / SLOCHN006 / 41.13N/10.78E / F / JF965811 / JF965981 / - / - / W
G. triacanthus2 / Kastoria, S mesta, Greece / SLOCHN009 / 40.53N/21.26E / F / JF965812 / JF965982 / - / JF966110
G. triacanthus3 / Livadia, Greece / SLOCHN027 / 38.35N/25.03E / F / JF965813 / JF965983 / - / -
G. triacanthus4 / Ohrid, Macedonia / SLOCHN218 / 41.11N/20.80E / F / JF965814 / JF965984 / - / -
G. triacanthus5
(G. triacanthus semiarmatus) / Valandovo, Macedonia / SLOCHN227 / 41.30N/22.58E / F / JF965815 / JF965985 / - / - / W
G. triacanthus6
G. triacanthus strumicae (T) / Strumica, Macedonia / SLOCHN246 / 41.433N/22.63E / F / JF965816 / - / JF966178 / JF966111 / W
G. troglophilus1 / Illinois, USA / IZCASIA0672 / 38.33N/-90.22E / F / EF582996 / EF570350 / EF582933 / - / N
G. troglophilus2 / Louis, USA / - / 38.52N/-90.55E / F / - / - / AF202983 / -
G. uludagi / Evia, Greece / SLOCHN116 / 38.59N/23.82E / F / JF965817 / JF965986 / JF966179 / JF966112 / W
G. varsoviensis (T) / Secymin, Poland / SLOCHN174 / 49.54N/22.34E / F / JF965818 / JF965987 / JF966180 / JF966113 / W
G. wautieri / Ozalj, Croatia / SLOCHN068 / 45.63N/15.48E / F / JF965819 / JF965988 / JF966181 / - / W
G. wilkitzkii / Svalbard, Norway / SLOCHN090 / 80.22N/22.46E / S / JF965820 / JF965989 / JF966182 / - / W
Sinogammarus chuanhui1 (T) / Chongqing, China / IZCASIA0018 / 28.90N/103.50E / F / EF583001 / EF570354 / - / - / E
S. chuanhui2 / Chongqing, China / IZCASIA0666 / 27.77N/107.49E / F / EF583000 / EF570355 / EF582937 / -
Acanthogammarus victorii / Ushkani, LakeBaikal / - / - / F / - / AY926652 / AY926755+
AY926817 / - / E
Eulimnogammarus viridulus / Ushkani, LakeBaikal / - / - / F / - / AY926665 / AY926775+
AY926837 / - / E
Pallasea cancellus / Olkhon, Kharin-Irgi, Lake Baikal / - / - / F / - / AY926687 / AY926804+
AY926865 / - / E
Dikerogammarus villosus / HavelBrandenburg, Germany / IZCASIA0676 / 52.41N/12.53E / S / EF582941 / EF570297 / EF582898 / - / W
Echinogammarus cari(T) / Tounj, Croatia / SLOCHN010 / 45.28N/15.29E / F / JF965821 / - / JF966183 / - / W
Pontogammarus robustoides / Delta Volgi, Russia / SLOCHN255 / 47.47N/46.13E / S / JF965822 / JF965990 / JF966184 / - / W
Rhipidogammarus rhipidiophorus / Golfo Dorgali, Sardegna, Italy / SLOCHN162 / 40.28N/9.63E / S / JF965823 / JF965991 / JF966186 / JF966114 / W
Rhipidogammarus rhipidiophorus (T) / Marseille, France / SLOCHN157 / 43.31N/5.42E / S / JF965824 / JF965992 / JF966185 / - / W
Rhipidogammarus. karamani / Makarska, Croatia / SLOCHN034 / 43.26N/17.49E / S / JF965825 / JF965993 / JF966187 / - / W
Sarothrogammarus (Barnardiorum) shadini / Hodža Obi-Garm, Tajikistan / SLOCHN263 / F / JF965826 / JF965994 / JF966188 / JF966115 / E
Sarothrogammarus (Barnardiorum) sp / Gorno Badakhashan, Darvoz District, Tajikistan / SLOCHN265 / 38.41N/73.07E / F / JF965827 / JF965995 / JF966189 / JF966116 / E
Sarothrogammarus (Comatogammarus) ferghanensis / Gorno Badakhashan, Tajikistan / SLOCHN266 / 38.41N/73.07E / F / JF965828 / JF965996 / JF966190 / JF966117 / E
Crangonyx pseudogracilis / Guelph, Canada / IZCASIA0637 / 43.35N/-80.20E / F / EF582940 / EF570296 / EF582897 / - / N
Gammaracanthus lacustris / Savonranta munic, Finland / SLOCHN141 / 62.13N/29.38E / F / JF965829 / JF965997 / JF966191 / - / W
Gammaracanthus loricatus / Spitsbergen, Norway / SLOCHN171 / 70.40N/21.01E / S / JF965830 / JF965998 / JF966192 / - / W
Jesogammarus (J.) hebeiensis / Beijing, China / IZCASIA0294 / 40.40N/115.90E / F / EF582998 / EF570352 / EF582935 / - / E

*Topotype samples of nominaltaxa.

†F = Freshwater; S = Saline.

‡N = Nearctic; W = West Palearctic; E = East Palearctic.

1