Ogilbia mccoskeri

Common Name

McCosker's Coralbrotula

Year Described

Møller, Schwarzhans & Nielsen, 2005


Dorsal Fin:80-86
Anal Fin: 63-69
Caudal Fin: 14-16
Pectoral Fin: 19-21
Vertebrae: 43-45
Gill Rakers: 13-16
Lateral Line: 5 predorsal, 13 dorsal, and 35 lateral neuromasts

Diagnosed by: anterior nostril very close to upper lip. Eye is 2.4-2.8% SL. Premaxillary, dentary, vomer, and palatine with multiple rows of teeth each. Male genitalia described as: “outer pseudoclaspers long, stick-like, inner pseudoclasper absent, penis tapering…” Opercular spine with a single tip. Scales on cheek number 4-6. Six infraorbital pores, four supraorbital pores, six mandibular pores, and four preopercular pores. Caudal fin not confluent with dorsal or anal fins. Pectoral fin 12.7-13.6% SL. Anal fin origin at midbody. Pelvic fin does not reach anus. Predorsal area, abdomen, and outer pectoral base scaled. Fins naked. About 20 scale rows vertically from dorsal fin to anal fin origin (Møller et al., 2005).


Head, body and fins orange. Anterior part of body darker reddish-orange.


Specimens range from 28-65mm SL


Shallow coral reefs from 0-5m.


Known so far from off Panama.


Møller, P. R., Schwarzhans, W., & Nielsen, J. G. 2005. Review of the American Dinematichthyini (Teleostei: Bythitidae). Part II. Ogilbia. aqua, Journal of Ichthyology and Aquatic Biology, 10(4), 133-207.