Otolithoides microdon   (Bleeker)  1849 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Size: 30 cm.

Color: Grayish above, silvery below, opercle with a bluish spot above, paired fins yellowish, median fins dusky, spinous dorsal blackish.

Slender, elongate. Height 4 to nearly 5 in length, rostro-dorsal profile somewhat convexly continued in the almost straight outline of back, head 3.2-3.8 in length, bluntly pointed. Eye oblong, situated in anterior half of head, far above horizontal through commencement of gape of mouth, its horizontal diameter about 7 times in head, half length of slightly convex, flattish inter orbital space in adult. Snout equal to that space, with five small pores on its top, its free border entire. Mouth terminal, oblique, the jaws nearly equal, the upper reaching almost to hind border of eye, maxillary concealed, its expansion truncate, equal vertical diameter of eye, lower jaw with two small pores near symphysis. Nostrils approximate, the posterior close to eye, half moon shaped, the anterior rounded somewhat smaller. Upper teeth in a single row of distant conical ones, the two anterior on each side canine-like, the most posterior largest, inside a narrow band of villiform teeth, lower jaw with a closer-set single row of conical teeth, outside of them a single of minute teeth. Opercle with a flat, non-pungent spine and a broad distal membrane, preopercle finely denticulate, its angle rounded, post temporal crenulate. Scales ciliate, on head cycloid, on nape and the dorsal ones conspicuously smaller than those on flanks and tail, between lateral line thickly covered with minute scales, anteriorly arched to above vent, thence straight and continued to end of caudal. Dorsal not deeply incised, spinous part somewhat triangular, third spine highest, about thrice length of eye diameter, sequent spines gradatim diminishing in length to less than that diameter, soft part gradually increasing in height to twice diameter of eye, posteriorly rounded, base of spinous dorsal nearly thrice in that of soft dorsal. Anal rounded, its base about seven times in that of soft dorsal, first spine minute, second half length highest ray. Pectorals triangularly rounded, about equal to head without snout, ventrals on fifth shorter, reaching half way anal . Caudal wedge-shaped, the median point rather broad, prolonged in young, least height of its peduncle almost twice eye diameter. Grayish above, silvery below, opercle with a bluish spot above, paired find yellowish, median fins dusky, spinous dorsal blackish.

Remarks: Values in above description denote proportions.

Synonym (s)
Otolithus microdon Bleeker 1849
Sciaena microdon Gunther 1860
Collichthys microdon Bleeker 1874
Sciaenoides microdon Bleeker 1877
Sciaenoides microdon Day 1889
Sciaena microdon Duncker 1904
Sciaenoides microdon Lloyd 1907
Sciaenoides microdon Vinciguerra 1926
Sciaenoides microdon Hardenberg 1931
Collichthys microdon Chevey 1932
Otolithoides microdon Fowler 1933
Otolithoides microdon Hardenberg 1934

Common Name (s)
Economic Importance and Threats



• INDIA (Record: 1936)

Literature Source(s)
  • 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 (1936) The fishes of the Indo-Australian Archipelago Print times, Pataudi house, Daryaganj, New Delhi 7 607 pp Available at - NIO, Goa

Page last updated on:2009-10-22

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