planiceps, Rhinobatus Garman [S.] 1880:168 [Bulletin of the Museum of Comparative Zoology v. 6 (no. 11); ref. 17881] Paita and Callao, Peru; Galápagos Islands. Syntypes: (21) MCZ 377-S (6, now 5), 378-S (11), 537-S (1), 538-S (1), 633-S (1, skeleton). Type catalog: Hartel & Dingerkus 1997:xlii [ref. 23119]. •Valid as Rhinobatos planiceps Garman 1880 -- (Pequeño 1989:17 [ref. 14125], Acero P. & Franke 1995:13 [ref. 22546], Grove & Lavenberg 1997:108 [ref. 24023] [but see McCosker 1998:809 [ref. 24025]], Chirichigno F. & Vélez D. 1998:92 [ref. 24555], Compagno 1999:485 [ref. 25589], Del Moral-Flores et al. 2016:141 [ref. 34398], Weigmann 2016:87 [ref. 34211]). •Valid as Pseudobatos planiceps (Garman 1880) -- (Last et al. 2016:470 [ref. 34473], Séret et al. 2016:92 [ref. 34993], Ehemann et al. 2018:26 [ref. 36194], Rutledge 2019:463 [ref. 36938], Calle-Morán et al. 2020:244 [ref. 37881], Grove et al. 2022:15 [ref. 41326], Page et al. 2023:43 [ref. 40505], Fricke et al. 2024:87 [ref. 41622]). Current status: Valid as Pseudobatos planiceps (Garman 1880). Rhinobatidae. Distribution: Eastern Pacific: southern Mexico south to northern Chile, including Galapagos Islands (Ecuador). Habitat: marine.