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35 Cards in this Set
- Front
- Back
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Apomorphy |
skinimpenetrable by water |
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Plesiomorphy |
kidneysthat can excrete concentrated urine |
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Amniotes |
animalswhich produce eggs containing an amnion |
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Amnionmembrane |
surroundsembryo |
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Chorionmembrane |
surroundsembryo and yolk sac |
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Yolksac |
surroundsyolk |
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Allantoismembrane |
storesnitrogenous waste and aids gas exchange |
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Synapsid |
onehole in skull (mammals) |
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Sauropsid |
anapsidsand diapsids |
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Anapsid |
no holesin skull (turtles) |
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Diapsid |
twoholes in skull (reptiles, birds) |
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Temporalfenestra |
hole in skull |
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Extinctmarine reptiles |
plesiosaursand ichthyosaurs |
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Sphenodontida |
tuatara |
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squamata |
snakes and lizards |
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Fossorial |
burrowing |
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Epigean |
surface dwelling |
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Lateralundulation |
normalsnake movement |
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Concertina |
like a slinky |
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Sidewinding |
desert snakes |
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Rectilinear |
likean inchworm |
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Aglyphous |
no fangs |
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Opisthoglyphous |
back fanged |
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Proteroglyphous |
permanentlyerect front fangs |
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Solenoglyphous |
retractablefront fangs |
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Proteinases |
tissue destruction |
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Hylauronidases |
tissue permeability |
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Aminoacid oxidases |
tissue destruction |
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Phospholipases |
cytolytic |
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Polypeptides |
neurotoxic |
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Laticodtidae |
seasnakes that can come on land (kraits) |
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Hydrophidae |
all other sea snakes |
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Sublingual glands |
usedfor salt excretion in sea snakes |
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Fibropapillomatumours |
viral disease in green turtles caused by pollution and bloodparisites |
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Lacrimalsalt glands |
modifiedtear ducts in turtles to excrete excess salt |
