A NEW SPECIES OF GENUS Pseudogobius POPTA (TELEOSTEI: GOBIIDAE) FROM BRACKISH WATERS OF TAIWAN AND SOUTHERN CHINA

A new species of fat-nose goby genus Pseudogobius taijiangensis n. sp. is firstly described herein and was collected from brackish waters of Taiwan and southern China. P. taijiangensis n. sp. can be well distinguished from other congeners by the unique combinations of the following features: (1) fin rays: 2nd dorsal fin rays modally 7, anal fin rays modally 7, pectoral fin rays modally 17 and first dorsal fin rounded and lacking filaments; (2) squamation: lateral body with large ctenoid scales, longitudinal scale rows 26-28, pre-dorsal scales modally 8; and (3) specific coloration: body with some black thin longitudinal lines; rear region of first dorsal fin membrane with a big blackish blue spot; and caudal fin membrane with 4-7 vertical lines. P taijiangensis n. sp. belongs to the fourth nominal species of Pseudogobius from Taiwanese waters after this report.