摘要
本文根据历年来在韩江所收集的亚科的鱼类标本,研究其咽骨咽齿的形状,阐明其异同,可供研究鲤科鱼类分类的参考.
As known at present there are 10 species and subspecies of Gobioninae in Hanjiang River,Guangdong Province,and they belong to 7 genera.This paper gives the descrip- tion or morphology of pharyngeal bones and their teeth. Key to the genera and species of gobioninae 1 (8) Teeth one-rowed 2 (3) Body length is over 25 times bone length……Saurogobio dabryi 3 (2) Body length is below 25 times bone length 4 (7) Body length is 18-22 times bone length 5 (6) Bone length is 3 times bone width……Sarcocheilichthys parvus 6 (5) Bone length is over 4 times bone width……Pseudorasbora parva 7 (4) Boby length is below 18 times bone length……Abbottina rivularis 8 (14) Teeth two-rowed 9 (10) There is one tooth in outer row…… Sarcocheilichthys nigripinnis nigripinnis 10 (11) There are two teeth in outer row……Pseudogobio vaillanti vaillanti 11 (10) There are three teeth in outer row 12 (13) The second tooth on inner row looks like mushroom…… Gnathopogon argentatus 13 (12) The second tooth on inner row not looks like mushroom…… Gnathopogon wolterstorffi 14 (8) Teeth three-rowed 15 (16) With notch at the tip of internal margin of the anterior limb…… Hemibarbus maculatus 16 (15) Without notch at the tip of internal margin of the anterior limb…… Hemibarbus labeo
关键词
(鱼句)亚科
咽骨咽齿
韩江
Gobioninae pharyngeal bones and teeth
Hanjiang River
