摘要
对采自我国河南省商城的一种小鲵标本进行了研究 ,认为与我国产小鲵科已知属、种及日本产小鲵属相近种均不相同 ,被确定为新种 ,即豫南小鲵Hynobiusyunanicussp .nov .。
Hynobius yunanicus sp.nov. \ (Figs.1\|2) [TPD4,+4mm。4mm(28,8*8/9)]The new species collected from brook in mountain, Shangcheng County, Henan Province.\;Diagnosis. This new species is distinguished from other species of \%Hynobius\% by follow: head length longer than its width, slightly depressed; tail much shorter than snout\|vent length; the dorsum dark brown scattered with small white spots, belly greyish brown; premaxillary fontanelle absent; maxilla not connected with pterygoid; the inner side of the squamosum much protruded; vomerine teeth in “ ” shaped; space between nostrils a little shorter than between eyes; with light labial fold; costal grooves 13; limbs short and weak; tips of fingers and toes not touching, apart 2\|3 costal grooves when fore and hind limbs adpressed; fingers 4 and toes 5.\;Holotype. No.99082403, adult male, Shangcheng County ( 31°20′N, 115°19′E ), Henan Province, altitude 890*!m, 24 Aug. 1999, by CHEN Xiao\|Hong.\;Allotype. No.99082402, adult female, collected with the holotype.\;Paratypes. 3♂♂, 3♀♀, collected from the same locality as the holotype, altitude 400\|910*!m, April 1999.\;Type specimens are preserved in the College of Life, Henan Normal University, Xinxiang.
出处
《动物分类学报》
CSCD
北大核心
2001年第3期383-387,共5页
Acta Zootaxonomica Sinica
基金
河南省自然科学基金 (编号 1999180 0 14)
河南省动物学重点学科资助课题