Danaphryne nigrifilis (Regan & Trewavas 1932)

Metamorphosed females distinguished by the following characteristics: narrow snout, width of ethmoid cartilage and vomer considerably less than the distance between anterolateral tips of the lateral ethmoids and frontals; frontals short, lying posterior to the ethmoid region, dorsal margin convex; frontals separated from prootics; presence of vomerine teeth; large and nearly circular nasal foramina; presence of pterosphenoid; anterior end of illicial trough wider and shallower than the posterior end; well developed sphenotic spines; symphysial cartilage of upper jaw longer than wide; lower jaw with well developed symphysial spine; hyomandibula with double head; well developed quadrate spine, longer than articular spine; deeply notched posterior margin of opercle; long and narrow subopercle, dorsal end long and slender, tapering to a point, ventral end nearly circular; absence of first pharyngobranchial; well developed second pharyngobranchial; second hypobranchial articulates directlywith second basibranchial; caudal fin rays without internal pigmentation; illicium longer than length of escal bulb; pterygiophore of illicium cylindrical throughout length, emerging on snout from between frontal bones, anterior end exposed, posterior end concealed beneath skin; well developed first ray of dorsal fin; dorsal fin rays 5-7; anal fin rays 4-5; short and broad pectoral fin lobe, shorter than longest rays of pectoral fin; pectoral fin rays 16-19; coracoid lacking posteroventral process; simple pelvic bones, expanded distally; skin smooth and naked, without dermal spinules; darkly pigmented skin of caudal peduncle extends well past base of caudal fin (Ref. 86949).

Dorsal soft rays (total): 5 - 7; Analsoft rays: 4 - 5

Also mesopelagic (Ref. 10524).

Danaphryne nigrifilis is a species of dreamer widespread in the temperate to tropical regions of the oceans where it is found at depths of around 850 metres (2,790 ft). This species grows to a length of 8.2 centimetres (3.2 in). This species is the only known member of its genus.

Danaphryne nigrifilis es un pez abisal de la familia Oneirodidae​ que habita en las regiones tropicales de los océanos donde se encuentra a una profundidad de 850 metros (2790 pies). Esta especie crece hasta una longitud de 8,2 centímetros (3,2 pulgadas), es la única conocida de su género.

Fue descrito por primera por Regan y Ethelwynnae Trewavas en 1932.​

(RLQ=window.RLQ||[]).push(function(){mw.log.warn("Gadget "ErrefAurrebista" was not loaded. Please migrate it to use ResourceLoader. See u003Chttps://eu.wikipedia.org/wiki/Berezi:Gadgetaku003E.");});

Danaphryne nigrifilis Danaphryne generoko animalia da. Arrainen barruko Oneirodidae familian sailkatzen da.

黑褐戴娜角鮟鱇，為輻鰭魚綱鮟鱇目棘茄魚亞目夢角鮟鱇科的其中一種。分布於全球各大洋熱帶到溫帶海域，屬深海魚類，棲息深度約水深0至850公尺，體長可達8.2公分。

tropical to temperate parts of all oceans

nektonic