reptilia : Lepidosauria : Crawl class : lepidosauria > squamata
Contents
No. 1
  有鳞目(squamata)
  这是现生爬行类中的常见者,如蜥蜴、蛇均属之。无次生腭,脊椎常为前凹型。蛇类失去四肢,脊椎骨和肋骨数目增加,使身体变长,方骨活动,使口张得很大。在有鳞目化石中,蜥蜴类比蛇类更为常见。我国的本类化石亦不少,如晚侏罗世的yabeinosaurus(矢部龙)等。
English Expression
  1. lat.:  squamata
Related Phrases
animalreptlliaHelodermatidaegoanna superfamilyChordata
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Biologyamniotecockatricehaisheserpentes
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ElapidaehaishekecolubridaeHomalopsinaeMore results...
Classification details
ExpandLacertiliaExpandserpentesExpandAmphisbaenia