Inhabits cool, clear streams with riparian vegetation and a steep gradient; mainly of stones, bedrock, some sand, boulders and gravels substrates; and the water volume is apparently much higher during the rainy season. Occurs together with Rasbora daniconius, Devario aequipinnatus and Garra mullya .
Dorsal soft rays (total): 7; Anal soft rays: 5. This species is distinguished from its congeners by the following set of characters: body small, elongate, with head depressed; with a poorly-developed callous pad behind lower lip; the pad not distinctly delimited posteriorly; head is deep (depth at occiput 47.3-72.3% HL); body stout and deep (depth at dorsal fin origin 17.3-21.7 % SL); gape width 27.3-32.8% HL; inter-orbital space 33.9-43.2% HL; eyes visible in ventral view; lower lip is rounded; mouth is small, inferior and horizontal, the mouth opening situated very close to anterior tip of snout; upper lip is concealed by poorly-developed slightly fringed rostral fold; rostral fold with minute papillae; simple pectoral-fin rays 3; lateral-line scales 33-34 .: elongated; Cross section: compressed.
Behavioural data for Parapsilorhynchus Alluriensis is currently being reviewed.
Freshwater; benthopelagic. Tropical
The following diseases are known to affect Parapsilorhynchus Alluriensis.
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