Paraxenisthmus cerberusi Winterbottom & Gill, 2006 |
photo by
Winterbottom, R. |
Family: | Xenisthmidae (Collared wrigglers) | |||
Max. size: | 2.07 cm SL (male/unsexed); 2.08 cm SL (female) | |||
Environment: | demersal; marine; depth range 12 - 26 m | |||
Distribution: | Western Central Pacific: Palau. | |||
Diagnosis: | Dorsal spines (total): 7-7; Dorsal soft rays (total): 11-11; Anal spines: 1-1; Anal soft rays: 10-10. Diagnosis: Distinguished from its congeners in having 15-16 pectoral fin-rays (vs. 18); cephalic lateralis pore P absent (vs. present); head, nape, ventral abdomen, and dorsal midline of caudal peduncle naked (vs. scaled); and caudal peduncle with a large, black blotch (vs. none) (Ref. 56733). | |||
Biology: | Small, sand-diving gobioids; inhabits drop-off with caves and ledges, silty sandy shelves and slopes, with hydroids, sea fans and a variety of hard corals and some Halimeda (Ref. 56733). | |||
IUCN Red List Status: | Data deficient (DD); Date assessed: 12 March 2015 Ref. (130435) | |||
Threat to humans: | harmless | |||
Country info: |
|