Hippocampus casscsio Zhang, Qin, Wang & Lin, 2016
Beibu Bay seahorse

Family:  Syngnathidae (Pipefishes and seahorses), subfamily: Syngnathinae
Max. size:  13.3 cm SL (male/unsexed); 13.2 cm SL (female)
Environment:  reef-associated; marine
Distribution:  Northwest Pacific: China.
Diagnosis:  Dorsal soft rays (total): 16-16. This species is distinguished from other seahorse species by the following set set of characters: high number of tail rings (34-37); pectoral-fin rays 15; dorsal-fin rays 16, with dorsal fins covering 2 trunk rings and 2 tail rings; a rounded nuchal plate without a raised coronet; snout length approximately 30% in HL; an eye spine; 2 cheek spines; tail length approximately 60% in SL; body colour plain dark brown; males with fully enclosed brood pouch with a small opening for the incubation of eggs (Ref. 116585).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 17 March 2017 Ref. (130435)
Threat to humans:  harmless


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