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Final

BIOL 202 Study Guide - Final Guide: Theria, Neopterygii, Homininae


Department
Biology
Course Code
BIOL 202
Professor
Laurene M Ratcliffe
Study Guide
Final

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Phylum, class, scientic, and Latin names
Phylum: Chordata
Subphylum: Cephalochordata
Subphylum: Urochordata
Subphylum: Craniata
Lecture 2:
Craniata
Agnatha
: Jawless Fish
oClass: Myxini – Hagsh
oClass: Petromyzontida – Lampreys
Gnathostomata: Jawed Fish
Class: Placodermi – extinvt, “armoured sh"
Class: Chondrichthyes – Cartilaginous (jawed) Fish
i. Sub-Class: Elasmobranchii – Sharks, rays, skates
ii. Sub-Class: Holocephali – Chimaeras (Ghost sharks,
ratsh)
Lecture 3/4b:
Class: Osteichthyes – Bony Fish, paraphyletic grouping.
Class: Sarcopterygii – Lobe-nned Fish (lungsh)
Order: Coelocanth
Order: Rhipidistians
(Probable anscestors)
Genus: Eusthenopteron
Genus: Panderichthys
Genus: Tiktaalik (most transitional fossils)
Class: Actinopterygii – Ray-nned Fish
Order: Chondrosteans (paddlesh)
Order: Neopterygii (sturgeon)
Lecture 5:
Two ways to dene Tetrapoda (four-footed/ four-limbed vertebrates);
1. All Sarcopterygii (Sarcopterygii) descendants with 4 limbs
2. All living tetrapod’s plus most recent common ancestor (“Crown
Group”)
Class: Amphibia - Amphibians
Order: Caudata - Salamanders
Order: Gymnophiona – Caecilians
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