【摘要】 沙蜥属隶属于鬣蜥科,是欧亚大陆荒漠和稀疏草原常见的蜥蜴。该属特征变异较大,存在许多争议。本文从其分类史、系统演化关系、生物地理学研究三个方面进行总结,并指出沙蜥属卵生类群的系统关系还比较混乱,生物地理历史过程有待进一步研究。更多还原

【Abstract】 The genus Phrynocephalus(Squamata, Agamidae)is familiar lizards inhabited desert and sparse steppes in Eurasia. A lot of disputation exist ,because of their diversity in characters. This paper summarizes the taxonomic history of the species, and presents their phylogenetic relationships and biogeography. Besides, the future research objects are given.更多还原