Author: Roule, 1916

Echinomacrurus mollis Roule, 1916

Diagnosis: body tapering to a long slender tail. Head bulky, about 15% SL; inter-orbital space 44-47% head length; snout pointed, 33-39% head length; eye small, 10-15% head length; mouth small, inferior, with bands of small pointed teeth in both jaws; small chin barbel present. Branchiostegal rays 7. First dorsal fin with 11-12 finrays, the second finray smooth, long and flexible; second dorsal fin not beginning close to first, the finrays much shorter than those of anal fin; pectoral fin with 16-19 finrays; pelvic fin with 9-10 finrays, inserted before origin of first dorsal fin. Swimbladder absent. Scales reduced to discrete rounded spiny buttons. Colour: generally brown, gill cavity and peritoneum black. Size: to over 40 cm TL.

Habitat: bentho- to bathypelagic at 5,000-5,413 m. Food: small bathybenthic crustaceans (amphipods, isopods), polychaetes. Reproduction: no data.

Distribution: Atlantic, along eastern side of Clofnam area (to east of Mid-Atlantic Ridge). Elsewhere, western Indian Ocean (north of Amirante Is.).

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 Echinomacrurus
Species Echinomacrurus mollis

Status in World Register of Marine Species

Accepted name: Echinomacrurus mollis Roule, 1916

Scientific synonyms and common names

Echinomacrurus mollis Roule, 1916

Synonyms:

Echinomacrurus mollis Roule, 1916a, Bull. Inst. océanogr. Monaco, (320): 22. Type: MOM.
Cetonurus microps Vaillant, in Richard, (nomen nudum), recorded.
Echinomacrurus mollis: Roule, 1919: 84, pl. 4 (fig. 2-2a) Belloc, 1949: 16 (listed) Nybelin, 1957: 278, pl. 1 (fig. 2).


Common name:

buttonscale grenadier [En]

Belloc, G. 1949. Catalogue des Types de Poissons du Musée Océanographique de Monaco. Bull. Inst. océanogr. Monaco, (958): 23 p., 3 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.

Roule, L. 1919. Poissons provenant des campagnes du yacht 'Princesse Alice' (1891-1913) et du yacht 'Hirondelle II' (1914). Résult. Camp. scient. Prince Albert 1, 52: 191 pp., 7 pl.

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