Rhinoceros Leatherjacket, Pseudalutarius nasicornis (Temminck & Schlegel 1850)

Other Names: Rhino File-fish, Rhinoceros Filefish

A pair of Rhinoceros Leatherjackets, Pseudalutarius nasicornis, at north Sulawesi, Indonesia - male in front. Source: Jim Greenfield / FishBase. License: All rights reserved

A slender pale leatherjacket with two brown stripes along the upper sides, a large blackish blotch on the tail, and a long slender dorsal-fin spine positioned in front of the eyes.

Video of a Rhinoceros Leatherjacket in an aquarium.

Cite this page as:
Bray, D.J. 2018, Pseudalutarius nasicornis in Fishes of Australia, accessed 02 Mar 2024, https://fishesofaustralia.net.au/Home/species/823

Rhinoceros Leatherjacket, Pseudalutarius nasicornis (Temminck & Schlegel 1850)

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Recorded from Ashmore Reef, Timor Sea, and off northern Cape York, Queensland, to Sydney, New South Wales; also found on reefs in the Coral Sea. The species occurs elsewhere in the tropical, Indo-west Pacific, from east Africa to the Marianas and New Caledonia, north to southern Japan and south to eastern Australia .
Inhabits sheltered coastal reefs, often in seagrass and weedy areas, and on rubble slopes with rich invertebrate growth.


Dorsal fin II + 46-51; Anal fin 44-48; Pectoral fin 12-13. 
Body relatively slender, snout profile convex, especially in males; pelvic fin rudiment and ventral flap absent; second dorsal-fin spine long, slender, longer than snout; second dorsal and anal fins very low; caudal fin short, rounded. 

Species Citation

Aluteres nasicornis Temminck & Schlegel, 1850, Fauna Japonica 4: 293, pl. 131, fig. 2. Type locality: Japan.


Bray, D.J. 2018


Australian Faunal Directory

Rhinoceros Leatherjacket, Pseudalutarius nasicornis (Temminck & Schlegel 1850)


Allen, G.R. 1997. Marine Fishes of Tropical Australia and South-east Asia. Perth : Western Australian Museum 292 pp. 106 pls.

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

Gloerfelt-Tarp, T. & Kailola, P.J. 1984. Trawled Fishes of Southern Indonesia and Northwest Australia. Jakarta : Dir. Gen. Fish. (Indonesia), German Tech. Coop., Aust. Dev. Ass. Bur. 406 pp.

Hutchins, J.B. 1977. Descriptions of three new genera and eight new species of monacanthid fishes from Australia. Records of the Western Australian Museum 5(1): 3-58 figs 1-13.

Hutchins, J.B. 1986. Monacanthidae. In, Smith, M.M. & Heemstra, P.C. (eds). Smith's Sea Fishes. Johannesburg : Macmillan South Africa xx + 1047 pp. 144 pls.

Hutchins, J.B. 2001. Monacanthidae. pp. 3929-3947 in Carpenter, K.E. & Niem, T.H. (eds). The Living Marine Resources of the Western Central Pacific. FAO Species Identification Guide for Fisheries Purposes. Rome : FAO Vol. 6 pp. 3381-4218.

Johnson, J.W. 2010. Fishes of the Moreton Bay Marine Park and adjacent continental shelf waters, Queensland, Australia. pp. 299-353 in Davie, P.J.F. & Phillips, J.A. Proceedings of the Thirteenth International Marine Biological Workshop, The Marine Fauna and Flora of Moreton Bay. Memoirs of the Queensland Museum 54(3)

Kuiter, R.H. 1992. Tropical Reef-Fishes of the Western Pacific, Indonesia and Adjacent Waters. Jakarta : PT Gramedia Pustaka Utama 314 pp. pls.

Kuiter, R.H. 1993. Coastal Fishes of South-eastern Australia. Bathurst : Crawford House Press 437 pp.

Kuiter R.H. & Tonozuka, T. 2001. Pictorial guide to Indonesian reef fishes. Part 3. Jawfishes - Sunfishes, Opistognathidae - Molidae. Melbourne : Zoonetics pp. 623–893.

Matsuura, K. 2015. Taxonomy and systematics of tetraodontiform fishes: a review focusing primarily on progress in the period from 1980 to 2014. Ichthyological Research 62: 72-113.

Matsuura, K. & Motomura, H. 2016. Pseudalutarius nasicornis (errata version published in 2017). The IUCN Red List of Threatened Species 2016: e.T70011518A115479077. http://dx.doi.org/10.2305/IUCN.UK.2016-1.RLTS.T70011518A70011869.en. Downloaded on 16 July 2018.

Matsuura, K. & Tyler, J.C. 1997. Tetraodontiform fishes, mostly from deep waters, of New Caledonia. Memoires du Museum National d'histoire Naturelle 174: 173–208.

Russell, B.C., Larson, H.K., Hutchins, J.B. & Allen, G.R. 2005. Reef fishes of the Sahul Shelf. The Beagle, Records of the Museums and Art Galleries of the Northern Territory Supplement 1 2005: 83-105.

Temminck, C.J. & Schlegel, H. 1850. Pisces. In, Siebold, P. Fr de (ed.). Fauna Japonica. Leyden : Apud Arnz & Socios Vol. 4 324 pp. 144 pls.

Quick Facts

CAAB Code:37465083

Conservation:IUCN Least Concern

Depth:2-55 m

Fishing:Aquarium fish

Habitat:Reef associated

Max Size:19 cm TL

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CAAB distribution map