= phylogeny of tetrapods.

Biology 2e
2nd Edition
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark
Chapter28: Invertebrates
Section: Chapter Questions
Problem 22RQ: Which of the following features does not distinguish humans as a member of phylum Chordata? Human...
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Amphibia Testudinata Lepidosauria
Crocodilia Aves
Mammalia
+B
tc
to
te
Consider this phylogeny of tetrapods. Synapomorphies are represented by dashes on this
phylogenetic tree (A, B, C, D, E, F, G, H, J, K, and L). Which five of the following eight statements are
TRUE? (Choose all five correct options. Please note that one letter may represent more than one
synapomorphy.)
O Fis a derived character for sauropsida.
O The legs in amphibians are homologous to the legs in crocodilians.
B represents the carapace and plastron.
O E is an ancestral character for archosauria.
O C represents the hemipenes.
O The chorion in lepidosauria is convergent to the chorion in mammalia.
O L represents hair.
O Endothermy is a homologous character for mammals and aves.
Transcribed Image Text:Amphibia Testudinata Lepidosauria Crocodilia Aves Mammalia +B tc to te Consider this phylogeny of tetrapods. Synapomorphies are represented by dashes on this phylogenetic tree (A, B, C, D, E, F, G, H, J, K, and L). Which five of the following eight statements are TRUE? (Choose all five correct options. Please note that one letter may represent more than one synapomorphy.) O Fis a derived character for sauropsida. O The legs in amphibians are homologous to the legs in crocodilians. B represents the carapace and plastron. O E is an ancestral character for archosauria. O C represents the hemipenes. O The chorion in lepidosauria is convergent to the chorion in mammalia. O L represents hair. O Endothermy is a homologous character for mammals and aves.
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