grammica, Aphyodite Eigenmann [C. H.] 1912:314, Pl. 44 (fig. 5) [Memoirs of the Carnegie Museum v. 5 (no. 1); ref. 1227] Konawaruk, Guyana. Holotype: FMNH 53408 [ex CM 1882]. Paratypes: CAS 59711 [ex IU 12162] (2). Type catalog: Henn 1928:58 [ref. 12305], Ibarra & Stewart 1987:10 [ref. 12367]. •Valid as Aphyodite grammica Eigenmann 1912 -- (Malabarba in Reis et al. 2003:107 [ref. 27061], Mirande 2010:529 [ref. 31006], Sarmiento et al. 2014:183 [ref. 35004], see DoNascimiento et al. 2017:[11] [ref. 35679], Esguícero & Castro 2017:756 [ref. 35694], Careaga et al. 2020:75 [ref. 37774], Taphorn et al. 2022:13 [ref. 41297]). •Valid as Hemigrammus grammicus (Eigenmann 1912) -- (Melo et al. 2024:23 [ref. 41541]). Current status: Valid as Hemigrammus grammicus (Eigenmann 1912). Acestrorhamphidae: Pristellinae. Distribution: South America: Essequibo River and Rio Negro basins (Guyana and Brazil), Rio Beni (Bolivia). Habitat: freshwater.