Halieutopsis nasuta (Alcock 1891)

Illustration of the holotype of Halieutopsis nasuta. Source: Alcock (1899) Naturalist in Indian Seas : or, Four Years with the Royal Indian Marine Survey Ship 'Investigator': Pl. 7 (fig. 1). License: Public Domain

A bluish-black seabat with the edge of the disk and anterior part of the abdomen jet-black. 

Many publications refer to this species as Dibranchus nasutus.

Cite this page as:
Bray, D.J. 2022, Halieutopsis nasuta in Fishes of Australia, accessed 28 Nov 2022, https://fishesofaustralia.net.au/Home/species/4914

Halieutopsis nasuta (Alcock 1891)

More Info


W of Alison Point to NW of Cape Leveque, WA, and off NE of Raine Island, Queensland. Elsewhere the species occurs in the tropical, Indo-west Pacific.


The specific name is from the Latin nasutus (= large-nosed), in reference to the broad rostrum “broadly expanded snout-bones project far beyond the deep semicircular cavity which lies beneath them”.

Species Citation

Dibranchus nasutus Alcock 1891, Ann. Mag. Nat. Hist. (6) 8 (43/44): 24, Pl. 7 (fig. 1). Type locality: Andaman Sea, 11°31'40"N, 92°46'40"E, Investigator station 115, depth 188-220 fathoms.


Bray, D.J. 2022


Atlas of Living Australia

Halieutopsis nasuta (Alcock 1891)


Alcock, A. 1891. Class Pisces. In, II. – Natural history notes from H. M. Indian marine survey steamer Investigator, Commander R.F. Hoskyn, R.N., commanding.–Series II., No. 1. On the results of deep-sea dredging during the season 1890-91. Annals and Magazine of Natural History 6 8(2,15): 16-34, 119-138 figs 1-5 pls 7-8 See ref at BHL

Alcock, A.W. 1898. Illustrations of the zoology of the Royal Indian marine surveying steamer Investigator,...Fishes. Calcutta. Part 5: no p., Pls. 18-24. See ref at BHL

Alcock, A.W. 1902. A Naturalist in Indian Seas. Or, Four Years with the Royal Indian Marine Survey Ship ’Investigator‘. London, xxiv+ 328 pp., figs. 1–98. See ref at BHL

Bradbury, M.G. 1967. The genera of batfishes. Copeia 1967(2): 399-422. (as Halieutopsis vermicularis)

Bradbury, M.G. 1988. Rare fishes of the deep-sea genus Halieutopsis: a review with descriptions of four new species (Lophiiformes: Ogcocephalidae). Fieldiana Zoology New Series 44: 1-22 (as Halieutopsis vermicularisSee ref at BHL

Bradbury, M.G. 1999. Family Ogcocephalidae. pp. 2023-2025 in Carpenter, K.E. & Niem, V.H. (eds). The Living Marine Resources of the Western Central Pacific. FAO Species Identification Guide for Fisheries Purposes. Rome : FAO Vol. 3 pp. 1397-2068. (as Halieutopsis vermicularis)

Bradbury, M.G. 1999. A review of the fish genus Dibranchus with descriptions of new species and a new genus, SolocisquamaProceedings of the California Academy of Sciences 51(5): 259-310.  See ref at BHL

Bradbury, M.G. 2003. Family Ogcocephalidae Jordan 1895 -- batfishes. California Academy of Sciences Annotated Checklists of Fishes No. 17: 1-17. (as incertae sedis)

Smith, H.M. & Radcliffe, L. 2012. New pediculate fishes from the Philippine Islands and contiguous waters. pp. 199-214, Pls. 16-27 in Radcliffe, L. Scientific results of the Philippine cruise of the Fisheries steamer "Albatross," 1907-1910. No. 16. Proceedings of the United States National Museum 42(1896). See ref at BHL

Quick Facts

CAAB Code:37212044

Depth:310 - 606 m

Habitat:Bottom dweller

Species Image Gallery

Species Maps

CAAB distribution map