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Lissamphibia: Quiz


Question 1: Small, widely separated pterygoids (also found in ________ and Nectridea)

Question 2: ________ (two separate ancestries) with apodans within the lepospondyls and salamanders and frogs within the temnospondyli.
CladeDNA barcodingParaphylyCladistics

Question 3: Although the ancestry of each group is still unclear, all share certain common characteristics, which indicates they evolved from a common ancestor and so form a ________.
Computational phylogeneticsPhylogeneticsGhost lineageClade

Question 4: Cylindrical centra (the main body of the vertebra; cylindrical centra are also found in several groups of early ________)

Question 5: Ability to elevate the ________ (with levetator bulbi muscle)
BrainNervous systemSensory systemEye

Question 6: Pedicellate teeth (the crown of the teeth is separated from the root by a zone of fibrous tissue; also found in some Dissorophoidea; the teeth of some fossil ________ are not pedicellate)

Question 7: Loss of posterior ________ bones (also in Microsauria and Dissorophoidea)
Head and neck anatomyMammalSkullHuman skull

Question 8: The subclass Lissamphibia includes all recent ________ and means smooth amphibia.

Question 9: Double-channeled sensory papillae in the inner ________
EarSensory systemBreastPenis

Question 10: Extant amphibians fall into one of three orders — the Anura (frogs and toads), the ________ or Urodela (salamanders and newts), and the Gymnophiona or Apoda (the limbless caecilians).

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