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Cabillus pexus Shibukawa & Aizawa, 2013 |
| Family: | Gobiidae (Gobies), subfamily: Gobiinae | |||
| Max. size: | 2.24 cm SL (female) | |||
| Environment: | benthopelagic; brackish; marine; depth range - 12 m | |||
| Distribution: | Northwest Pacific: Japan. | |||
| Diagnosis: | Dorsal spines (total): 7-7; Dorsal soft rays (total): 9-9; Anal spines: 1-1; Anal soft rays: 8-8. This specie is distinguished from its congeners (except Cabillus caudimacula) by possessing a pair of modified scales with enlarged ctenii at the base of the caudal fin; it differs from C. caudimacula in having: 5 predorsal scales in adults (vs. predorsal scales none in C. caudimacula); prepelvic area with cycloid scales (vs. naked); ctenioid scale area on side of body extending anteriorly to a vertical through base of third ray of second dorsal fin (vs. extending to a vertical through midbase of first dorsal fin); a narrow black transverse bar at base of caudal fin (vs. a distinctive, large dark blotch posteriorly on side of caudal peduncle and extending onto base of caudal fin); a prominent black submarginal spot at fin membrane between first and third spines of first dorsal fin (vs. no prominent black spot); gill rakers 1-2?4-5 (vs. 1-2?2-3) (Ref. 94253). | |||
| Biology: | Collected amongst a pile of dead-coral rubble in coral reefs (Ref. 94253). | |||
| IUCN Red List Status: | Data deficient (DD); Date assessed: 19 March 2024 Ref. (130435) | |||
| Threat to humans: | harmless | |||