- Classification
- ACTINOPTERYGII
- GADIFORMES
- MACROURIDAE
- Cetonurichthys
- subinflatus
Smallpore Whiptail, Cetonurichthys subinflatus Sazonov & Shcherbachev 1982
Smallpore Whiptail, Cetonurichthys subinflatus. Source: Australian National Fish Collection, CSIRO. License: CC BY Attribution-NonCommercial
The Smallpore Whiptail is the only species in the genus Cetonurichthys.
Smallpore Whiptail, Cetonurichthys subinflatus Sazonov & Shcherbachev 1982
More Info
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Distribution |
Tropical and subtropical Indo-southwest Pacific; known from the eastern Indian Ocean, Australia and New Caledonia, off the Norfolk Ridge; bathydemersal on the continental slope at 1316-1700 m. |
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Features |
Meristic features: Dorsal fin II, 9-10; Pectoral fin 15-17; Pelvic fin 8; Gill rakers (inner) 8-9. Head broad, shallow, snout with paired tubercular scales at tip, suborbital ridge lacking stout scute-like scales; mouth inferior, noticeably protrusible, lips fleshy, jaws short, teeth in short, broad, crescent-shaped rows, outer series in upper jaw enlarged; chin barbel short. Scales on trunk small, with erect spinules in no particular arrangement; scales along dorsal-fin bases larger than surrounding ones; head completely scaled. Cephalic sensory canal moderately dilated, lacking open pores; lateral line canal with modified scales. Spinous second ray of first dorsal fin with small serrations; outer ray of pelvic fins elongate, fin distinctly posterior to a line through first dorsal- and pectoral-fin bases. Anus midway between bases of anal and pelvic fins, periproct narrow; no dermal window of light organ. |
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Size |
Reaches a total length of 40 cm. |
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Feeding |
Carnivorous - prey items unknown. |
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Biology |
In species of the family Macrouridae, the sexes are separate and fertilisation is external, eggs and larvae are pelagic. Little is known of the biology of this species. |
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Fisheries |
Of no interest to commercial fisheries. |
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Conservation |
Not evaluated. |
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Species Citation |
Cetonurichthys subinflatus Sazonov & Shcherbachev 1982, Vopr. Ikhtiol. 22(5): 715, fig. 3, Southern Indian Ocean 16°55 S, 114°53 W. |
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Author |
Dianne J. Bray |
Smallpore Whiptail, Cetonurichthys subinflatus Sazonov & Shcherbachev 1982
References
- Bray, D.J., D.F. Hoese, J.R. Paxton & J.E. Gates. 2006. Macrouridae (pp. 581-607). In: Hoese, D.F., D.J. Bray, J.R. Paxton, G.R. Allen, P.L. Beesley & A. Wells. (Eds.) Zoological Catalogue of Australia. Volume 35. ABRS & CSIRO Publishing: Australia Part 1, pp. xxiv 1-670.
Iwamoto, T. & Williams, A. 1999. Grenadiers (Pisces, Gadiformes) from the continental slope of western and northwestern Australia. Proc. Calif: Acad. Sci. 51(3): 105-243, figs. 1-58.
Merrett, N.R. & T. Iwamoto. 2000. Pisces Gadiformes: Grenadier fishes of the New Caledonian region, southwest Pacific Ocean. Taxonomy and distribution, with ecological notes, pp. 723-781 In Crosnier, R. (ed). Résultats des Campagnes MUSORSTOM, 21. Mem. Mus. Natl. Hist. Nat. 184.
Sazonov, Yu.I. & Yu.N. Shcherbachev. 1982. A preliminary review of grenadiers related to the genus Cetonurus Günther (Gadiformes, Macrouridae). Descriptions of new taxa related to the genera Cetonurus Günther and Kumba Marshall. J. Ichthyol. 22(5):1-15.
Shcherbachev, Y.N. 1987. Preliminary list of thalassobathyal fishes of the tropical and subtropical waters of the Indian Ocean. J. Ichthyol. 27(2):37-46.
