Třída: Actinopterygii - paprskoploutví
Řád: Cyprinodontiformes - halančíkovci
Čeleď: Rivulidae -

Typový druh: Rivulus brevis Regan, 1912

Reference: Myers G. S. 1927. An analysis of the genera of neotropical killifishes allied to Rivulus. Ann. Mag. Nat. Hist. (Ser. 9) v. 19 (no. 109). 115-129.

Přehled druhů

• Rachovia brevis (Regan, 1912)
  Regan, C. T. 1912. A revision of the poeciliid fishes of the genera Rivulus, Pterolebias and Cynolebias. Ann. Mag. Nat. Hist. (Ser. 8) v. 10 (no. 59): 494-508.
• Rachovia hummelincki de Beaufort, 1940
  de Beaufort, L. F. 1940. Freshwater fishes from the Leeward Group, Venezuela and eastern Colombia. In: Studies on the fauna of Curaçao, Aruba, Bonaire and the Venezuelan Islands. P. W. Hummelinck (ed.), The Hague. Stud. Fauna Curacao, Aruba, etc. v. 2: 109-114, Pl. 10.
• Rachovia maculipinnis (Radda, 1964)
  Radda, A. C. 1964. Die Gattung Pterolebias Garman 1895. Aquar. Terrar. Z. v. 17 (no. 2): 39-41.
• Rachovia pyropunctata Taphorn & Thomerson, 1978
  Taphorn, D. C. & J. E. Thomerson. 1978. A revision of the South American cyprinodont fishes of the genera Rachovia and Austrofundulus, with the description of a new genus. Acta Biol. Venez. v. 9 (no. 4): 377-452.
• Rachovia stellifer (Thomerson & Turner, 1973)
  Thomerson, J. E. & B. J. Turner. 1973. Rivulus stellifer, a new species of annual killifish from the Orinoco Basin of Venezuela. Copeia 1973 (no. 4): 783-787.

Statistické údaje

Počet druhů: 5