Deuterostomia Phylogeny Tree Flashcards
1
Q
deuterostomia sub groups
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A
chordata vertebrata, gnathostomia ,osteichtyes, lobe-fins, tetrapods, amniota
2
Q
deuterostomia derived groups
everybody cannot use jars carefully actually anyone deserves an regular mug
A
- echinodermata
- cephalochordata
- urochordata
- jawless fish
- chondrichthyes
- actinopherygii
- actinistia
- dipnoi
- amphibia
- reptilia
- mammalia
3
Q
deuterostomia ancestral characteristic
A
deuterstome development
4
Q
chordata derived traits (4)
A
- notochord
- dorsal
- pharyngeal gills
- muscular post tail fin
5
Q
vertebrate derived traits
A
- vertabral collumn
6
Q
gnathostomes derived traits
A
- hinged jaws
7
Q
osteichytes derived traits
A
- lungs
- bony skelaton
8
Q
lobe fins derived traits
A
- lobe fins
9
Q
tetrapoda derived traits
A
- 4 limbs, fused backbones
10
Q
amniote derived traits
A
- amnoitic egg
11
Q
echinodermata
A
endoskelaton, larvae, water vascular system
12
Q
cephalochordata
A
1 set of hox genes
13
Q
jaw less fish
A
have cartlige
14
Q
chodrichtyes
A
aquatic & flexible
15
Q
actinopherygii
A
ray finned fishes
16
Q
actinistia
A
coelacanths
17
Q
dipnoi
A
lungs& gills
18
Q
amphibia
A
aquatic larvea
19
Q
reptilia
A
produces shelled eggs
20
Q
mammalia
A
mammary glands
