Dinematichthys iluocoeteoides Bleeker 1855

Other Names: Coral Brotula, Yellow Pigmy Brotula

Dinematichthys iluocoeteoides in Singapore. Source: Ria Tan / Flickr: Wildsingapore. License: CC by Attribution-NonCommercial-ShareAlike


These secretive coral reef inhabits are nocturnal, and usually shelter in holes and crevices during the day.

Identifying features:
Body long, slender, orange to yellow in colour;
Barbels absent, cheeks and gill cover scaled, eyes developed;
Dorsal and anal fins long-based, separate from caudal fin;
Dorsal-fin origin above middle of pectoral fin.

Cite this page as:
Dianne J. Bray, Dinematichthys iluocoeteoides in Fishes of Australia, accessed 17 Apr 2021,

Dinematichthys iluocoeteoides Bleeker 1855

More Info


Known in Australian waters from coral reef habitats in northwestern and northeastern Australia. Elsewhere, widespread in the Indo-West-central Pacific.

Lives in deep holes and crevices in lagoon and seaward reef habitats to 30 m.


Live bearers.


EPBC Act 1999 : Not listed
IUCN Red List : Not Evaluated

Species Citation

Dinematichthys iluocoeteoides Bleeker, 1855, Natuur. Tijdschr. Neder. Indië 8: 319.Type locality: Batu Islands, Indonesia.


Dianne J. Bray

Dinematichthys iluocoeteoides Bleeker 1855


Allen, G.R. & Erdmann, M.V. 2012. Reef fishes of the East Indies. Perth : Tropical Reef Research 3 vols, 1260 pp. [136]

Bleeker, P. 1855. Bijdrage tot de kennis der ichthyologische fauna van de Batoe-eilanden. Natuurwetenschappelijk Tijdschrift voor Nederlandsch Indië 8: 305-328.

Cohen, D.M. & Nielsen, J.G. 1978. Guide to the identification of genera of the fish order Ophidiiformes with a tentative classification of the order. National Marine Fisheries Service (U.S.) Technical Report 417: 1-72 figs 1-103.

Møller, P.R. & W. Schwarzhans. 2008. Review of the Dinematichthyini (Teleostei, Bythitidae) of the Indo-west Pacific, Part IV. Dinematichthys and two new genera with descriptions of nine new species. The Beagle, Records of the Museums and Art Galleries of the Northern Territory 24: 87-146.

Møller, P.R., Schwarzhans, W. & Nielsen, J.G. 2004. Review of the American Dinematichthyini (Teleostei: Bythitidae). Part I. Dinematichthys, Gunterichthys, Typhliasina and two new genera. Aqua, Journal of Ichthyology and Aquatic Biology 8(4): 141-192.

Nielsen, J.G., D.M. Cohen, D.F. Markle & C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18): 178p. Rome: FAO.

Turner, C.L. 1946. Male secondary sexual characters of Dinematichthys iluocoeteoides. Copeia 1946(2): 92-96.

Wourms, J.P. & O. Bayne, 1973. Development of the viviparous brotulid fish, Dinematichthys ilucoeteoides. Copeia 1973(1): 32-40.

Quick Facts

CAAB Code:37228109


Biology:Live bearer

Depth:1-30 m

Habitat:Reef associated

Max Size:12 cm SL

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Species Maps

CAAB distribution map