Betta pallifina Tan & Ng, 2005
Betta pallifina
photo by van der Voort, S.

Family:  Osphronemidae (Gouramies), subfamily: Macropodusinae
Max. size:  6.63 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: upper Barito in Kalimantan Tengah, Indonesia.
Diagnosis:  Dorsal spines (total): 0-1; Dorsal soft rays (total): 6-9; Anal spines: 1-2; Anal soft rays: 26-31. Differs from the other members of the Betta unimaculata group by the following combination of characters: hyaline subdistal band on anal and caudal fins of female; lanceolate caudal fin in adults; body brownish; lower half of caudal fin with dark distal edge; vertebrae 31-33 (mode 32); anal-fin rays 27-32 (mode 30); dorsal-fin rays 7-9 (mode 8); pectoral fin rays 11-14 (mode 13); subdorsal scales 5 - 6 1/2 (mode 6): lateral scales 32-34 (mode 33); predorsal scales 21-26 (mode 23); predorsal length 64.6-69.4% SL; head length 26.8-33.4% SL; length of anal-fin base 47.4-57.7% SL; length of dorsal-fin base 9.3-12.5% SL; lower jaw length 30.6-39.6% HL (Ref. 56613).
Biology:  Found in headwater habitats (Ref 56613). Probably a paternal oral-brooder (Ref. 56613).
IUCN Red List Status: Data deficient (DD); Date assessed: 28 December 2018 Ref. (124695)
Threat to humans:  harmless
Country info:   

Entered by: Torres, Armi G. - 17.04.06
Modified by: Bailly, Nicolas - 12.05.06

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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