-
Betta akarensis Regan, 1910
- Betta climacura Vierke, 1988; (synonym)
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Betta albimarginata Kottelat & Ng, 1994
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Betta anabantoides Bleeker, 1851
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Betta balunga Herre, 1940
- Betta balunga Herre, 1940; (valid, uncertain)
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Betta bellica Sauvage, 1884
- Betta bleekeri Regan, 1910; (synonym)
- Betta fasciata Regan, 1910; (synonym)
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Betta breviobesus Tan & Kottelat, 1998
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Betta brownorum Witte & Schmidt, 1992
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Betta burdigala Kottelat & Ng, 1994
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Betta channoides Kottelat & Ng, 1994
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Betta chini Ng, 1993
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Betta chloropharynx Kottelat & Ng, 1994
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Betta coccina Vierke, 1979
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Betta dimidiata Roberts, 1989
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Betta edithae Vierke, 1984
- Betta edithae Vierke, 1984; (valid, uncertain)
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Betta enisae Kottelat, 1995
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Betta falx Tan & Kottelat, 1998
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Betta foerschi Vierke, 1979
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Betta fusca
- Betta fusca Regan, 1910; (valid, uncertain)
-
Betta hipposideros Ng & Kottelat, 1994
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Betta imbellis Ladiges, 1975
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Betta livida Ng & Kottelat, 1992
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Betta macrostoma Regan, 1910
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Betta miniopinna Tan & Tan, 1994
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Betta patoti Weber & de Beaufort, 1922
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Betta persephone Schaller, 1986
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Betta pi Tan, 1998
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Betta picta Witte & Schmidt, 1992
- Panchax pictum Valenciennes, 1846; (valid as)
- Betta trifasciata Bleeker, 1850; (synonym)
- Anostoma pictum van Hasselt, 1859; (unavailable, in synonymy)
- Anostoma pictum van Hasselt, 1859; (valid as)
-
Betta pinguis Tan & Kottelat, 1998
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Betta prima Kottelat, 1994
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Betta pugnax Gìnther, 1861
- Macropodus pugnax Cantor, 1849; (valid as)
- Betta macrophthalma Regan, 1910; (synonym)
- Betta brederi Myers, 1935; (synonym)
- Betta pugnax Roberts, 1989
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Betta pulchra Tan & Tan, 1996
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Betta renata Tan, 1998
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Betta rubra Perugia, 1893
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Betta rutilans Witte & Kottelat, 1991
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Betta schalleri Kottelat & Ng, 1994
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Betta simorum Tan & Ng, 1996
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Betta simplex Kottelat, 1994
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Betta smaragdina Ladiges, 1972
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Betta spilotogena Ng & Kottelat, 1994
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Betta splendens Regan, 1910
- Micracanthus marchei Sauvage, 1879; (synonym)
- Oshimia marchei Jordan, 1919; (synonym)
- Betta splendens abbreviata Blanc, 1963; (synonym)
- Betta splendens abbreviata Blanc, 1963; (unavailable, infrasubspecific)
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Betta strohi
- Betta strohi Schaller & Kottelat, 1989; (valid, uncertain)
-
Betta taeniata Regan, 1910
- Betta taeniata Regan, 1910; (valid, uncertain)
-
Betta tomi Ng & Kottelat, 1994
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Betta tussyae Schaller, 1985
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Betta unimaculata Witte & Schmidt, 1992
- Parophiocephalus unimaculatus Popta, 1905; (valid as)
- Pseudobetta unimaculata Richter, 19081; (valid as)
- Betta ocellata de Beaufort, 1933; (synonym)
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Betta waseri Krummenacher, 1986