iwokrama, Denticetopsis Vari [R. P.], Ferraris [C. J., Jr.] & de Pinna [M. C. C.] 2005:208, Fig. 47 [Neotropical Ichthyology v. 3 (no. 2); ref. 28270] Siparuni River at Tumble Creek, Essequibo River basin (4°48'39"N, 58°51'11'W), Essequibo, Guyana. Holotype: ANSP 177215. Type catalog: Ferraris 2007:133 [ref. 29155]. •Valid as Denticetopsis iwokrama Vari, Ferraris & de Pinna 2005 -- (de Pinna et al. 2007:802 [ref. 29247], Ferraris 2007:133 [ref. 29155]). Current status: Valid as Denticetopsis iwokrama Vari, Ferraris & de Pinna 2005. Cetopsidae: Cetopsinae. Distribution: Siparuni River basin, Guyana. Habitat: freshwater.