Myloplus schomburgkii, also known as the Disk tetra, Disk pacu, Black-ear pacu, Black-band myleus or Black-barred myleus is a species of serrasalmid with a black bar on its side. This species is found in the middle and lower Amazon River basin, Nanay River, upper Orinoco River basin in Brazil, Peru, Venezuela and possibly in Suriname.
Hoplias curupira, also known as the black wolf-fish, has a wide distribution in the Amazon basin but was described as recently as 2009.
Hoplias lacerdae is a predatory freshwater characin fish from South America. They are commonly known are trairão in Brazilian Portuguese.
Metynnis lippincottianus, commonly known as the spotted silver dollar, is a species of serrasalmid native to the Brazilian Amazon and multiple rivers of French Guiana. An average M. lippincottianus can grow to a length of 13 cm.
Anostomus ternetzi, the red mouth headstander, is a fish in the family Anostomidae.
Schizodon knerii is a fish in the family Anostomidae from South America.
Schizodon borellii is a fish in the family Anostomidae from South America.
John Roxborough Norman was an English ichthyologist.
Myloplus arnoldi is a medium to large omnivorous fish of the family Serrasalmidae from South America, where it is found in the Amazon, Xingu and Tocantins River basins. It can grow to a length of 33 cm (13 in). They are also called the silver dollar and are one of the fish referred to as "silver dollars". These fish are capable of delivering serious bites to humans.
Myloplus zorroi is a medium to large omnivorous fish of the family Serrasalmidae from Brazil.
Acnodon normani, the sheep-pacu, is a species of serrasalmids found in South America. It is found in the Amazon, the Xingu and Tocantins River basins in Brazil. This species reaches a length of 19.9 cm (7.8 in).
Acnodon senai is a species of serrasalmids found in South America. It is found in the Jari River basin in Brazil. This species reaches a length of 13.2 cm (5.2 in).
Leporinus bleheri is a species of anostomid fish. It is found in the Iténez-Guaporé River basin in South America.
Leporinus leschenaulti is a species of anostomid fish. It is found in coastal rivers of French Guiana and northern Brazil.
Leporinus agassizii is a species of anostomid fish. It is found in the Amazon River basin in South America.
Leporinus nattereri is a species of anostomid fish. It is found in the Rio Negro, Aleixo Lake, and the central Amazon basin in Brazil.
Leporinus gomesi is a species of anostomid fish. It is found in the Aripuanã River basin in Brazil.
Leporinus santosi is a species of fish in the family Anostomidae. It is found in the lower Tocantins River in Pará state, Brazil.
Leporinus sidlauskasi is a species of fish in the family Anostomidae. It is found in the lower Tocantins River in Pará State, Brazil.
Leporinus britskii is a species of fish in the family Anostomidae. It is found in the Rio Tapajós and the Rio Jari drainages in Brazil.
