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Phylogeny Groups
| Question | Answer |
|---|---|
| Archosauria | Chelonia-Crocodilia-tPterosauria--Dinosauria |
| Diapsida | Archosauria--Lepidosauria (2 temporal fenestras) |
| Holotheria | Theria--Monotremata |
| Vertebrata | Gnathostomata--Pteromyzoniformes (chordates with backbones and spinal columns) |
| Sarcopterygii | Actinistia--Rhipdistia (lobe-finned fishes) |
| Squamata | Lacertilia=Amphisbaenia--Serpentes (scaled reptiles) |
| Osteichthyes | Actinopterygii--Sarcopterygii (bony fish) |
| Chondrichthyes | Holocephia--Elasmobranchii (cartilaginous fish) |
| Lepidosauria | Sphenodontidae--Squamata (reptiles with overlapping scales) |
| Actinopterygii | Cladistia-Chondrostei--Neopterygii (ray-finned fishes) |
| Lissamphibia | Urodela--Anura-Gymnophiona (cold-blooded, non-egg laying) |
| Hemichordata | Enteropneusta--Pterobranchii (probiscus, collar, trunk) |
| Theria | Eutheria--Metatheria |
| Craniata | Myximi--Vertebrata (skull) |
| Somitochordata | Cephalochrodata--Craniata (somites-sectioned, grey & white matter, dorsal & ventral aortae, etc.) |
| Dinosauria | tOrnithiscia-Saurischia=Aves |
| Tetrapoda | Lissamphibia--Amniota (4 limbs) |
| Agnatha | Myximi--Pteromyzoniformes (jawless fish) |
| Rhipdistia | Dipnoi-tEustheropteron-tIchthyostoga--Tetrapoda |
| Chordata | Urochordata--Somitochordata (phayngeal gill slits, dorsal hollow nerve cord, notocord, post-anal tail, pituitary homologue, endostyle |
| Amniota | Diapsida--Holotheria (egg-laying) |
| Gnathostomata | Chondrichthyes--Osteichthyes (jawed vertebrates) |
| Deuterostomata | Hemichordata--Chordata (blastopore first opening --> anus vs. protostomata-blastopore first opening --> mouth) |
| Neopterygii | Teleostei--Halecomorphia-Ginglymodi |