Pseudacanthicus spinosus and Peckoltia vittata (Manaos, Brazil, 23 November 1865; Maues, Brazil, 19 December 1865; 2 fish), Jacques Burkhardt

Taxonomic classification: animalia--loricariidae----pseudacanthicus spinosus (castelnau 1855). Taxonomic classification: animalia--loricariidae----peckoltia vittata (steindachner 1881). Dimensions: 25 x 18 cm.. Medium: watercolor on paper. Collection: Harvard University. Pseudacanthicus spinosus and Peckoltia vittata (Manaos, Brazil, 23 November 1865 ; Maues, Brazil, 19 December 1865; 2 fish)