O(Macrotocinclus).affinis (Steindachner, 1877)
O.arnoldi (Regan, 1909)
O.batmani (Lehmann A., 2006)
O.bororo (Schaefer, 1997)
O.caxarari (Schaefer, 1997)
O.cocama (Reis, 2004)
O.flexilis (Cope, 1894)
O.hasemani (Steindachner, 1915)
O.hoppei (Miranda Ribeiro, 1939)
O.huaorani (Schaefer, 1997)
O.macrospilus (Eigenmann & Allen, 1942)
O.mangaba (Lehmann A., Mayer & Reis, 2010)
O.mariae (Fowler, 1940)
O.mimulus (Axenrot & Kullander, 2003)
O.mura (Schaefer, 1997)
O.tapirape (Britto & Moreira, 2002)
O.vestitus (Cope, 1872)
O.vittatus (Regan, 1904)
O.xakriaba (Schaefer, 1997)