蜥蜴目是爬行纲动物中种类最多的一个类群,多数为中、小型爬行动物。一般种类四肢发达,指、趾5枚,末端有爪,适于爬行和挖掘。少数种类四肢退化或缺失,具长尾。有肩带及胸骨,眼睑可动,舌扁平形,能伸缩,但无舌鞘。陆栖,也有树栖、半水栖或穴居种类。蜥蜴目动物约3750种,分隶于16科,除南极洲外,广泛分布于全球。中国已知约9科150多种。
(2)蜥蜴目(Lecertifromes)(Sauria):有鳞总目的蜥蜴目或有鳞目的蜥 蜴亚目是现代爬行动物种最大的一类,多达 4000 余种,分布遍及世界各地,形 态多样,...
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任一种蜥蜴目爬行动物,包括蜥蜴,在以前分类中还包括鳄鱼和恐龙。
Any of various reptiles of the suborder Sauria, which includes the lizards and in former classifications also the crocodiles and dinosaurs.
爱珍多龙化石属于主龙形下纲,主龙形下纲包括鸟类及鳄目爬行动物,但非蜥蜴、蛇或者是龟类。
The fossil he mentions is now a member of Archosauromorpha, a group that includes birds and crocodilians, but not lizards, snakes, or turtles.
在几个亚纲(或生物学的“目”)的爬虫类中,有蛇和蜥蜴、乌龟和陆龟、鳄鱼和短吻鳄以及虫蜥蜴——一种现存于新西兰的海蜥蜴。
Among the several subclasses (or "orders" in biology) of reptiles are snakes and lizards, turtles and tortoises, crocodiles and alligators, and the tuatara, a marine lizard in New Zealand.
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