Amblyotrypauchen arctocephalus (Alcock, 1890)
Armour eelgoby

Family:  Gobiidae (Gobies), subfamily: Amblyopinae
Max. size:  15 cm SL (male/unsexed)
Environment:  demersal; marine; depth range 13 - 183 m
Distribution:  Indo-West Pacific: from Bay of Bengal to New Guinea north to China.
Diagnosis:  Dorsal spines (total): 6-6; Dorsal soft rays (total): 42-43; Anal spines: 0-0; Anal soft rays: 40-42; Vertebrae: 29-29. This species is distinguished by the following characters: D VI,42-43, A 40-42, P 15-18, vert. 10 + 19; both on premaxillae and dentals, three fangs (unpaired, middle, and paired lateral) in symphysis and one or two lateral fangs on both sides; small conical teeth in row near symphysis and in two rows posteriorly; sagittal crest of skull moderately developed and smooth; presence of suprabranchial pouch; dorsal pterygiophore formula DF 3 1221, no interneural vacant gap between pterygiophores of spined and soft parts of D; three pterygiophores ? before first hemapophysis; pleural ribs from third centrum; whole body including predorsal area and belly with scales, also present in patches on sides of head, but absent on breast and P base; P asymmetrical; V partly separated from each other and connected by a membrane only in main halves of their lengths (Ref. 129446).
Biology:  Collected off muddy bottoms (Ref. 92840); shallow depth (13.4 m) from Vietnam (Ref. 129446).
IUCN Red List Status: Least Concern (LC); Date assessed: 25 June 2018 Ref. (130435)
Threat to humans:  harmless
Country info:  Occurrence needs confirmation; museum records available. Also from Ref. 92840.


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