Author: (Hector, 1875)

Nematonurus armatus (Hector, 1875)

Diagnosis: head moderate, 16-20% of body length; abdominal region long, tapering evenly to pointed tail. Snout pointed, greater than eye, naked below and with a pair of naked areas at tip above, sub-orbital ridge running back below eye conspicuous, but not very prominent; eyes relatively small; mouth moderate, subterminal to inferior, teeth in upper jaw in two rows, outer enlarged, a single row in lower jaw; chin barbel about eye diameter or a little less; gillrakers 7; branchiostegal rays 6. First dorsal fin with 10-12 finrays, the second finray serrated; second dorsal fin beginning some distance behind first and behind vertical from anal fin origin; pectoral fin with 19-21 finrays, its base before dorsal fin origin; pelvic fin with I0-11 finrays, outer finray prolonged; anal fin origin far back (preanal distance about twice head length). Scales with spines in regular parallel or divergent rows, the central row the strongest. Pyloric caeca 12, simple and fairly thick. Anus close to anal fin origin. No light organ. Colour: generally brownish to reddish brown, fin membranes brownish, mouth and gill cavity blackish. Size: to at least 80 cm TL.

Habitat: benthopelagic at 282-4,700 m, usually below 2,000 m. Food: benthic animals (amphipods, isopods, cumacids), also pelagic animals (mysids, euphausids and other crustaceans, echinoderms, cephalopods and fishes). Reproduction: no data.

Distribution: south-western part of area, from 27 to 49° N and from 5 to 33° W. Elsewhere, western North Atlantic (Davis Strait to Havana) and off Montevideo, also southern Indian Ocean, New Zealand and equatorial and mid-northern Pacific.

Eggs, larvae and young stages. No data.
Otoliths (sagitta). No data.

Kingdom Animalia
Phylum Chordata
Subphylum Vertebrata
Superclass Gnathostomata
Class Osteichthyes
Order Gadiformes
Family Macrouridae
Genus Nematonurus
Species Nematonurus armatus

Status in World Register of Marine Species

Synonym of Coryphaenoides armatus (Hector, 1875)

Scientific synonyms and common names

Nematonurus armatus (Hector, 1875)

Synonyms:

Macrurus armatus Hector, 1875, Ann. Mag. nat. Hist., (4) lS: 81. Type: BMNH, no registration number.
Coryphaenoides variabilis Günther, 1878, Ann. Mag. nat. Hist., (5) 2: 27.
Macrurus asper Goode & Bean, 1883, Bull. Mus. comp. Zool. Harv., 10 (5): 196.
Macrurus (Nematomurus) armatus: Günther, 1887: 150, pl. 40 (fig. A) Murray & Hjort, 1912: 398, fig. 272 Koefoed, 1927: 109, fig. 38 (scales).
Macrurus goodii Günther, 1887, Challenger Rep., Deep Sea Fishes, 22: 136.
Coryphaenoides gigas Vaillant, 1888, Expéd. scient. 'Travailleur' et 'Talisman', Poissons: 232, pl. 20 (fig. 2, 2c). Holotype: MNHN no. 86-117; paratype: MNHN no. 86-116.
Hymenocephalus goodei: Goode & Bean, 1896: 406, pl. 97 (fig. 340).
Macrurus (Nematonurus) goodei: Ehrenbaum, 1901: 117.
Nematonurus gigas: Roule, 1916: 21, pl. 3 (fig. 1-1a).
Nematonurus armatus: Fraser-Brunner, 1935: 322 Nybelin, 1957: 260, fig. 4, pl. 4 (fig- 5) Geistdoerfer et al., 1971b: 1184.


Common name:

armed grenadier [En]

Ehrenbaum, E. 1901. Die Fische der Arctis. Fauna arct., 2: pp. 65-168.

Fraser-Brunner, A. 1935. New or rare fishes from the Irish Atlantic slope. Proc. R. ir. Acad., 42 (B-9): pp. 319-326, fig. 1-5.

Geistdoerfer, P.; Hureau, J. C.; Rannou, M. 1971b. Liste préliminaire des espèces de Poissons de profondeur récoltées au cours de la campagne 'Noratlante' du N.O. Jean Charcot en Atlantique Nord (aout-octobre 1969). Bull. Mus. Hist. nat., Paris, 42 (6): 1177-1185.

Goode, G. B.; Bean, T. H. 1883. Reports on the results of dredging under the supervision of Alexander Agassiz, on the east coast of the United States, during the summer of 1880, by the U.S. coast survey steamer 'Blake', commander J. R. Bartlett, U.S.N., commanding. Report on the fishes. Bull. Mus. comp. Zool. Harv., 10 (5) :183-226.

Goode, G. B.; Bean, T. H. 1896. Oceanic ichthyology, a treatise on the deep-sea and pelagic fishes of the world, based chiefly upon the collections made by steamers Blake, Albatross and Fish Hawk in the northwestern Atlantic. Smithson. Contrib. Knowl., 30 and Spec. Bull U.S. natn. Mus., 1895 [1896] and Mem. Mus. comp. Zool. Harv., 1 (Text): pp. xxxv+1-553; 2 (Atlas): pp. xxiii+1-26, 123 pl., 417 fig.

Günther, A. 1878. Preliminary notices of Deep-Sea Fishes Collected during the Voyage of H.M.S. Challenger. Ann. Mag. nat. Hist., (5) 2: pp. 17-28, pp. 179-187, pp. 248-251.

Günther, A. 1887. Report on the Deep-sea Fishes collected by H.M.S. Challenger during the years 1873-1876. Challenger Reports, Zool., 22: Ixv+268 pp., 7 fig., 66 pl.

Koefoed, E. 1927. Fishes from the Sea-Bottom. Rep. scient. Results Michael Sars N. Atlant. deep Sea Exped., [tittle page: 1927, 1932], 4 (1): 148 pp., 55 fig., 6 pl.

Murray, J.; Hjort, J. 1912a. The depths of the ocean. A general account of the modern science of oceanography based largely on the scientific researches of the norwegian steamer Michael Sars in the North Atlantic. London, 1912: pp.xx+821, 575 fig., unnumbered fig., 4 maps, 9 pl.

Nybelin, 0. 1957. Deep-Sea bottom-fishes. Rep. Swed. deep Sea Exped., 2, Zool. (20): pp. 247-345, 50 fig., 7 pl.

Roule, L. 1916a. Notice préliminaire sur quelques espèces nouvelles ou rares des poissons provenant des croisieres de S.A.S. Ie Prince de Monaco. Bull. Inst. océanogr., Monaco, (320): 1-32.

Vaillant, L. 1888. Poissons in Expéditions scientifiques du 'Travailleur' et du 'Talisman' pendant les années 1880-1883. Masson, Paris, 406 pp., 28 pl.

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