Description of a New Species Named Cabillus wui of Genus Cabillus (Teleostei: Gobiiformes: Gobiidae) from Southeastern China Sea

Abstract

A tiny goby collected from Taiwan Strait which has been identified as a member of genus Cabillus seems individual, named Cabillus wui sp. nov.. Many pieces of evidence point to it as a new species. This species could be distinguished as follows. There is a dark blotch on the first-dorsal-fin membrane; predorsal scales 6; the first dorsal spine very depressed, is the longest, and is very close to the second dorsal spine; pelvic sucker is emarginated; median predorsal scales is present; all pectoral-fin elements are 20 branched soft rays; every fin nearly completely patternless and transparent except slightly patterned first dorsal fin; dorsal fin possesses 10 soft rays. This species is described in this article with the comparison of the other species in the genus Cabillus. An overview of this genus is also given. Besides, a key for distinguishing the species in this genus is also provided.