dibaphus, Rivulus Myers [G. S.] 1927:121 [Annals and Magazine of Natural History (Series 9) v. 19 (no. 109); ref. 3098] Igarapé do Ajamuri, Lower Amazon, Brazil. Lectotype: CAS 44214. Paralectotypes: CAS 44214-15 (10 [with lectotype], 6). Lectotype selected in Huber 1992:184 [ref. 20639]. The specific name dibaphus can be a noun or an adjective. Not specified by the author, so is to be treated as a noun (ICZN Art. 31.2.2). •Synonym of Rivulus geayi Vaillant 1899 -- (Huber 1991:70 [ref. 19721], Huber 1992:184 [ref. 20639], Huber 1999:50 [ref. 23834], Lazara 2001:275 [ref. 25711], Hrbek et al. 2004:569 [ref. 27910]). •Valid as Rivulus dibaphus Myers 1927 -- (Costa in Reis et al. 2003:535 [ref. 27061], Costa 2006:152, 155 [ref. 28875] in subgenus Laimosemion). •Valid as Laimosemion dibaphus (Myers 1927) -- (Costa 2011:239 [ref. 31655], Valdesalici & García Gil 2015:169 [ref. 34010]). Current status: Valid as Laimosemion dibaphus (Myers 1927). Rivulidae: Rivulinae. Distribution: South America: lower Amazon River basin, Brazil. Habitat: freshwater.