Week: 1.3
Supplemental Instruction
Iowa State University / Leader: / Hannah
Course: / AECL/BIO 365
Instructor: / Dr. Adams
Date: / 9-8-14
1.) The major evolutionary event for the class Reptilia was the ______.
- This breaks the tie to ______because the egg can develop on ______.
2.) The ______era is the Age of Reptiles.
3.) ______, ______, ______, and ______are the four extant orders of Reptilia.
4.) Reptiles are NOT ______. They are ______.
- What groups on the phylogenetic tree are interfering with the monophyletics?
5.) Name some characteristics of Reptiles:
6.) All conventional reptiles are ectotherms except______.
7.) All reptiles have a 3-chambered heart except ______and ______who have a four-chambered heart.
8.) The group of lizard-like insectivores named the ______was the ancestor to all other reptiles.
9.) Label the parts of the amniotic egg and make note of its function.
10) Fenestrae means ______in Latin.
11) Skull fenestration in temporal bone differs within the amniotes. Label the correct skull fenestrae term with the corresponding groups. Put an * next to the ancestral condition.
- Testudines = ______
- Lepidosaurs & Archosaurs =______
- Mammals =______
12) Describe the benefits/purposes of Skull Fenestrations:
13) In the order Testudines the dorsal scutes are called the ______while the ventral scutes make up the ______.
14) The two orders ______and ______are primarily marine creatures, who are extinct, and are diapsids.
15) The order Squamata contains 3 traditional subgroups. ______is NOT monophyletic, because the remaining 2 ______and ______are phylogenetically nested within the lineage of the first sub group.
16) List some characteristics of each subgroup of the Order Squamata.
17) Archosaurs include dinosaurs, birds, and crocodiles. The order Thecodonta which is nested in the archosaurs means ______in ______.
18) Terrestrial dinosaurs died due to the amount of ______from a meteor strike.
19) Describe the K/T boundary and its significance?
20) T/F Mammals existed before dinosaurs.
- Which mammals were able to survive through the Mesozoic?