| Referência no. | Descrição | Ano | Nome utilizado | Página |
|---|---|---|---|---|
| 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. | 1998 | Betta falx | 564;fig.2-3 |
| 31517 | Wu, H.L., K.-T. Shao and C.F. Lai (eds.), 1999. Latin-Chinese dictionary of fishes names. The Sueichan Press, Taiwan. 1028 p. | 1999 | Betta falx | --> |
| 58108 | Chinese Academy of Fishery Sciences, 2003. Chinese aquatic germplasm resources database. http://zzzy.fishinfo.cn | 2003 | Betta falx | --> |
| 56386 | Tan, H.H. and P.K.L. Ng, 2005. The labyrinth fishes (Teleostei: Anabantoidei, Channoidei) of Sumatra, Indonesia. Raffles Bull. Zool. Supplement (13):115-138. | 2005 | Betta falx | 120 |
| 56613 | Tan, H.H. and P.K.L. Ng, 2005. The fighting fishes (Teleostei: Osphronemidae: Genus Betta) of Singapore, Malaysia and Brunei. Raffles Bull. Zool. Supplement (13):43-99. | 2005 | Betta falx | 45 |
| 130676 | Petersen, P., 2022. Danish names and photos and other species information. Pers. Comm. | 2022 | Betta falx | --> |