Horadandia brittani Rema Devi & Menon, 1992
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Family:  Danionidae (Danios), subfamily: Rasborinae
Max. size:  2.04 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: coastal floodplain of the southern Indian states of Kerala, Tamil Nadu and perhaps also Karnataka.
Diagnosis:  Dorsal soft rays (total): 10-10; Anal soft rays: 8-8; Vertebrae: 24-24. Horadandia brittani can be diagnosed from its congener H. atukorali by the combination of the following characters: deeper body (depth 27.7-31.9 % SL, vs. 24.6-29.8); dorsal profile of head approximately straight (vs. concave) behind level of eye; lesser eye diameter (27-37 % HL, vs. 37-41); origin of dorsal fin distinctly behind (vs. slightly posterior to) origin of pelvic fin; pelvic fin just reaching (vs. reaching beyond) origin of anal fin; origin of dorsal fin located closer to hypural notch than to snout tip (vs. dorsal-fin origin located halfway between snout tip and hypural notch); a lateral process on side of kinethmoid absent (vs. present); palatine process of maxilla obtuse (vs. acute); and supraorbital length ~44 % eye diameter (vs. ~50 %) (Ref. 94541).
Biology:  Inhabits coastal floodplain (Ref. 94541).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (124695)
Threat to humans:  harmless
Country info:   

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