Grammatostomias flagellibarba

Grammatostomias flagellibarba Holt and Byrne, 1910

Languages: English

Overview

Description

Loop of luminous tissue on side of body almost straight dorsally, forming irregular zig-zags ventrally, its posteriormost extent over pelvic fin insertions. Color of head and body black, except pale loop.

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

Type Information

Type specimen(s)

Holotype: BMNH 1910.9.17.2.

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

Type locality

Irish Atlantic Slope off sw Ireland, 51°20'N, 11°56'W, depth 0–700 fathoms.

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

Type Description

View original type description as PDF.

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

Synonymy

Data on Catalog of Fishes

View data on Catalog of Fishes here.

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

Description

Morphology

The following description applies to all three known species of Grammatostomias.

Body moderately elongate, its depth fewer than 10 time in SL. Head with tapering snout of moderate length; lower jaw not longer than upper jaw, not curved strongly upward; bargel slender, unpigmented, usually or always broken after being caught; reported to be 7 or more times longer than SL in one specimen; end of barbel presumed to be unmodified. Pectoral fin with 4–11 rays, the anterior rays with masses of luminous material near bases; pelvic fins low on body, their insertions close together near mid-ventral lin' bases of dorsal and anal fisn about eayal in lenth, their origin approximately opposed; no doral adipose fin. Photophores in ventral row between pectoral and pelvic-fin insertions (PV) 15–18; a pale loop or line present on flanks; postorbital photphore an elongate triangle, much smaller than, to slightly longer than eye diameter; no large patches of luminous material on head behind eye, but small spots or lines often present.

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

Size

To more than 20 cm.

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

Ecology and Distribution

Distribution

North Atlantic west of 45° W between about 15° and 32° N.

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

Habitat

Meso- to bathypelagic

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

References

Main Reference

Gibbs RH, Jr. 1984. Melanostomiidae. In: Whitehead PJP, Bauchot M-L, Hureau J-C, Nielsen J, Tortonese E, editors. Fishes of the North-eastern Atlantic and the Mediterranean. Paris: UNESCO. p 341–365.

Author(s): Kenaley, Christopher
Rights holder(s): Kenaley, Christopher

Taxonomy

  • Lamprotoxus phanobrochus Regan and Trewavas, 1930 (synonym)