大头狗母鱼骨骼系统研究  

Skeleton System of Trachinocephalus myops

作　　者：李仲辉[1] 杨太有[1] 陈宏喜[1] 

机构地区：[1]河南师范大学生命科学学院,河南新乡453007

出　　处：《河南师范大学学报（自然科学版）》2008年第3期105-107,共3页Journal of Henan Normal University(Natural Science Edition)

基　　金：河南省动物学重点学科资助

摘　　要：常规方法制备大头狗母鱼骨骼标本,记录观测结果并绘图.其主要形态特征为：缺眶上骨,眶下骨7块,第1块特大,第4-7块呈不规则的颗粒状.上筛骨短宽.具眶蝶骨.前耳骨发达,向外鼓出明显.有下颞窝.前颌骨和齿骨具发达的锥形齿.腭骨有锥形齿2列,基鳃骨也有锥形齿.第2-4咽鳃骨和下咽骨有齿.主后颞骨和后颞骨有小齿.腰带骨基部愈合.Skeleton samples of Trachinocephalus myops were prepared by the normal methods. The morphological characters reveal that the neurocranium is smooth Without crest in dorsal. Without supraorbital bone, the Lacrime is well-developed, the 4th-7th of suborbital hone are very small and granule-formed, without teeth in Vomer. The Parietal and Supraoccipital is larger, the posterior edge of Supraoccipital show undee, with Subtemporal Fossa and Orbitosphenoid. The Preotic is well-developed, there are many teeth in the Premaxilla, Dentary, Pharyngobranchial and Pharyngeal bone etc.

关 键 词：大头狗母鱼 骨骼系统 形态特征 

分 类 号：Q959.483[生物学—动物学]