Halosauropsis affinis   Gunther  1877 (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Actinopterygii
Order:Notacanthiformes
Family:Halosauridae

Description
Size: 52.5 cm.

Color: Light brown, end of tail somewhat darker as also upper side of head and snout. Otherwise the head is black, ventral side blackish.

Height about 17 to nearly 23, head 7-8, twice in trunk and about equal to its distance from base of ventrals. Head naked, except for a few scales on temples and cheeks. Snout produced, 2 1/3-2 1/2 in length of head, its praeoral portion scarcely or more than half its length. Major diameter of eye 6.5 times or less in length of head, 2.5-3 times in postorbital part of it, nearly equal to interorbital space. Maxillary nearly reaches frontborder of eye. Origin of dorsal about one eye length behind origin of first outermost ventral ray. On the posterior dorsal part of the tail there may be indication of a very low median fold of skin, provided with slightly elongated scales. Base of ventrals united by membrane. Pectorals much longer than postrostral part of head. Scales extremely deciduous, those of the lateral line much larger than the other scales and provided with a luminous organ, these organs about 30 in number between the gillopenings and the vent. On the tail the scales of the lateral lines are separated from the anal fin by one series of small scales only. The palatine bands of teeth are separated from each other as also from the pterygoid bands by a narrow interspace. Ten gillrakers, the 3 inferior ones short, the others nearly reaching half length of major diameter of eye.

Remarks: Values in above description denote proportions.

Synonym (s)
Halosaurus affinis Gunther 1877
Halosaurus affinis Bleeker 1878
Halosaurus affinis Gunther 1887
Halosaurus anguilliformis Alcock 1889
Halosaurus affinis Alcock 1890
Halosaurus hoskynii Alcock
Halosaurus affinis Alcock 1896
Halosaurus hoskynii Alcock
Halosaurus anguilliformis Alcock
Halosaurus anguilliformis Alcock 1899
Halosaurus affinis M. Weber 1913
Halosaurus affinis Jordan 1913
Halosauropsis affinis Weber and de Beaufort 1922

Common Name (s)
Economic Importance and Threats

Ecology

Biogeography


• Lakshadweep INDIA (Record: 1922)
• Lakshadweep Sea (Record: 1980)
• Tamil Nadu, Gulf of Mannar INDIA (Record: 1980)
• Bay of Bengal (Record: 1980)

Literature Source(s)
  • (2002) Lakshadweep Islands biodiversity strategy and action plan (Version: 3)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Weber, M; Beaufort, LF (1922) The fishes of the Indo-Australian Archipelago Print times, Pataudi house, Daryaganj, New Delhi 4 410 pp Available at - NIO, Goa
  • Jones, S and Kumaran, M (1980) Fishes of the Laccadive Archipelago The Nature Conservation and Aquatic Sciences Service, Trivandrum, Kerala 760 pp Available at - NIO, Goa

Page last updated on:2009-10-26

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