FB-58072 http://www.fishbase.org/summary/SpeciesSummary.php?id=58072 Animalia Chordata Teleostei Siluriformes Siluridae Belodontichthys Belodontichthys truncatus Kottelat & Ng, 1999 Sumatrakampfisk 鐮鰭搏魚镰鳍搏鱼 2001-06-06 2024-03-27 Wu, H.L., K.-T. Shao and C.F. Lai (eds.)0 Latin-Chinese dictionary of fishes names. The Sueichan Press, Taiwan. 1028 p. (Ref. 31517) Tan, H.H. and M. Kottelat0 Redescription of Betta picta (Teleostei: Osphronemidae) and description of B. falx sp. n. from central Sumatra. Rev. Suisse Zool. 105(3):557-568. (Ref. 38481) Tan, H.H. and P.K.L. Ng0 The labyrinth fishes (Teleostei: Anabantoidei, Channoidei) of Sumatra, Indonesia. Raffles Bull. Zool. Supplement (13):115-138. (Ref. 56386) Tan, H.H. and P.K.L. Ng0 The fighting fishes (Teleostei: Osphronemidae: Genus Betta) of Singapore, Malaysia and Brunei. Raffles Bull. Zool. Supplement (13):43-99. (Ref. 56613) Chinese Academy of Fishery Sciences0 Chinese aquatic germplasm resources database. http://zzzy.fishinfo.cn (Ref. 58108) Petersen, P.0 Danish names and photos and other species information. Pers. Comm. (Ref. 130676) FB-GeneralDescr-58078 http://purl.org/dc/dcmitype/Text text/html Lilibeth Miranda 2001-06-08 00:00:00 2006-05-12 00:00:00 Biology http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=58078 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Diseases Typically found among submerged bank vegetation, in near stagnant waters, with pH 4.7-6.8. Latin word falx means scythe, alluding to the continuous curved shape of the broad anal and caudal distal margins of a male in display. Caudal fin rounded. Tan, H.H. and M. Kottelat 1998 Redescription of Betta picta (Teleostei: Osphronemidae) and description of B. falx sp. n. from central Sumatra. Rev. Suisse Zool. 105(3):557-568. (Ref. 38481) FB-DiagnosticDescr-58078 http://purl.org/dc/dcmitype/Text text/html Lilibeth Miranda 2001-06-08 00:00:00 2007-12-14 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=58078 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Diseases This species is closely related to Betta picta from Java where it can be distinguished in the following characters: fewer dorsal fin rays (mode 8 vs. 9); fewer lateral scales (mode 27 vs. 28); dorsal fin origin above 11-12th lateral scale (vs. 12-14th); anal fin origin below modal 6th lateral scale (vs. 7th); fewer predorsal scales (mode 19 vs. 20); slightly greater anal-fin base length (46.5-50.3% SL vs. 42.6-48.4); anal and caudal fins with reddish distal band in live male (vs. bluish); iridescent greenish-blue opercle scales (vs. yellow-gold); in preserved specimens, male with distinct dorsal transverse bars (vs. faint); male with distinct dark anal distal margin wide (vs. narrow); male without elongated median caudal fin rays (vs. presence); female with distinct caudal transverse bars (vs. very faint or absent); dorsal head view narrow (vs. broad); thick preorbital black stripe (vs. narrow); and the distance between posterior part of anal fin to lower part of caudal narrow (vs. wide) (Ref. 56386). Tan, H.H. and M. Kottelat 1998 Redescription of Betta picta (Teleostei: Osphronemidae) and description of B. falx sp. n. from central Sumatra. Rev. Suisse Zool. 105(3):557-568. (Ref. 38481) FB-Morphology-58078 http://purl.org/dc/dcmitype/Text text/html Lilibeth Miranda 2001-06-08 00:00:00 2007-12-14 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=58078 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Diseases Dorsal spines (total): 1 - 2; Dorsal soft rays (total): 7 - 8; Analspines: 2; Analsoft rays: 19 - 21 Tan, H.H. and M. Kottelat 1998 Redescription of Betta picta (Teleostei: Osphronemidae) and description of B. falx sp. n. from central Sumatra. Rev. Suisse Zool. 105(3):557-568. (Ref. 38481) FB-Distribution-58078 http://purl.org/dc/dcmitype/Text text/html Lilibeth Miranda 2001-06-08 00:00:00 2025-11-05 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=58078 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Diseases Asia: central Sumatra, Indonesia. Tan, H.H. and M. Kottelat 1998 Redescription of Betta picta (Teleostei: Osphronemidae) and description of B. falx sp. n. from central Sumatra. Rev. Suisse Zool. 105(3):557-568. (Ref. 38481) FB-Size-58078 http://purl.org/dc/dcmitype/Text text/html Lilibeth Miranda 2001-06-08 00:00:00 2006-05-12 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=58078 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Diseases 3.5 cm SL (male/unsexed; (Ref. 38481)) Tan, H.H. and M. Kottelat 1998 Redescription of Betta picta (Teleostei: Osphronemidae) and description of B. falx sp. n. from central Sumatra. Rev. Suisse Zool. 105(3):557-568. (Ref. 38481) FB-Threats-2 http://purl.org/dc/dcmitype/Text text/html Belen Acosta 1990-10-18 00:00:00 2024-03-07 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=2 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Diseases Least Concern (LC) , IUCN Grouper and Wrasse Specialist Group IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006. FB-Habitat-58078 http://purl.org/dc/dcmitype/Text text/html Lilibeth Miranda 2001-06-08 00:00:00 2006-05-12 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=58078 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Diseases benthopelagic; freshwater