Potamotrygon tatianae Silva & Carvalho, 2011

Holotype: MZUSP 107673; adult male, 343 mm DW (approximately the same DW as cited in Silva & Carvalho, 2011) (Fig. 17); Rio Madre de Díos, municipal district of Boca Manu, upper Amazon basin, Madre de Dios State, Peru, 12°40’S, 71°04’06”W; depth not listed; F. B. Reyda; 15 Jan 2002.

Notes: Field no. PU-23.

Paratypes: MZUSP 107667: PU-07; one adult male, 362 mm DW; Rio Madre de Díos, municipal district of Boca Manu, upper Amazon basin, Madre de Dios State, Peru, 12°40’S, 71°04’06”W; depth not listed; F. B. Reyda ; 27 May 2001.

Notes: Specimen donated to MUSM. DW provided here cited on Silva & Carvalho, 2011.

MZUSP 107668: PU-13; one preadult female, 262 mm DW (approximately the same DW as cited in Silva & Carvalho, 2011); Rio Madre de Díos, municipal district of Boca Manu, upper Amazon basin, Madre de Dios State , Peru, 12°40’S, 71°04’06”W; depth not listed; F. B. Reyda; 30 May 2001.

Notes: Digestive tract removed.