Ogilbia boydwalkeri Møller, Schwarzhans & Nielsen, 2005
Professor brotula
photo by Møller, P.R.

Family:  Dinematichthyidae (Viviparous brotula)
Max. size:  6.1 cm SL (male/unsexed)
Environment:  demersal; marine; depth range 0 - 8 m
Distribution:  Eastern Pacific: Mexico and El Salvador.
Diagnosis:  Dorsal soft rays (total): 64-72; Anal soft rays: 49-54; Vertebrae: 39-41. The species is distinguished by the following characters: vertebrae 11 + 28-30 = 39-41, dorsal fin rays 64-72, anal fin rays 49-54; outer pseudoclasper is broad, wingshaped with single curved supporter; inner pseudoclasper with three lobes, consisting of a branched supporter, anterior branch curved and long, posterior branch short, and a thick fleshy lobe in between; penis with no abrupt change in thickness; opercular spine with single, sharp tip in small specimens and bi- or tri-furcated in specimens > 45 mm SL; scale patch on cheeks is broad, with 8-10 vertical scale rows; otolith length: height ratio 2.2 (Ref. 57883).
Biology:  Apparently lives on rocky bottoms (Ref. 57883).
IUCN Red List Status: Least Concern (LC); Date assessed: 29 April 2008 Ref. (130435)
Threat to humans:  harmless


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