Glyptothorax platypogon (Valenciennes, 1840)

Description


This species is distinguished from all Sundaic congeners in having the following unique characters: premaxillary toothband is approximately half exposed when the mouth is closed; eye diameter 7-9% HL; interorbital distance 28-33% HL; head width 19.4-22.3% SL; in the thoracic adhesive apparatus, no anteromedial striae but with medial pit; pectoral-fin spine length 13.6-17.9% SL; posterior margin of dorsal-fin spine smooth; margin of dorsal fin concave; prepelvic length 49.1-54.6% SL; preanal length 65.7-72.3% SL; body depth at anus 15.4-19.0% SL; adipose-fin base length 13.6-18.0% SL; caudal peduncle depth 8.0-11.4% SL (1.4-2.1 times in its length; 1.3-2.0 times in body depth at dorsal-fin origin); caudal peduncle length 15.5-18.2% SL; post-adipose distance 14.6-17.6% SL; caudal-fin with length 20.1-27.0% SL, the broad lobes lacking prominent dark longitudinal stripes running through each lobe (Ref. 128699).

Common Names


No common names available.

Taxonomic Hierarchy


Kingdom: Animalia

Phylum: Chordata

Class: Teleostei

Order: Siluriformes

Family: Sisoridae

Genus: Glyptothorax

Species: Glyptothorax platypogon (Valenciennes, 1840)

Climate Zone


  • Tropical
  • Location


    Biology


    Occurs in fast-flowing streams with a substrate of gravel and rocks. It is reported to spawn twice a year (once in April, again in July) and feeds primarily on ephemeropteran larvae in the Cisadane River in western Java (Ref. 128699).

    Habitat


    benthopelagic