Cetopsidium minutum (Eigenmann, 1912)
ANSP 180959 (27 mm SL), Ireng River (Takutu-Branco Dr.), 6.9 km WSW of Karasabai,
Guyana, GUY 02-15

Cetopsidium pemon Vari, Ferraris & de Pinna, 2005
Río Siapa (Casiquiare Dr.), 142 km E of San Carlos do Río Negro, Amazonas, Venezuela, VEN 05-31

Cetopsis candiru Spix & Agassiz, 1829
INHS 52924 (141.7 mm SL), Río Napo, opposite Mazan, Loreto, Peru, Peru 99-05c

Cetopsis coecutiens (Lichtenstein, 1819)
ANSP uncataloged, Río Amazonas, vicinity of Iquitos, Loreto, Peru, Peru 05-05

Cetopsis coecutiens (Lichtenstein, 1819)
ANSP uncataloged, Río Amazonas, vicinity of Iquitos, Loreto, Peru, Peru 05-05

Cetopsis montana Vari, Ferraris & de Pinna, 2005
ANSP 178173 (60.4 mm SL, Paratype), Río Napo (Amazonas Dr.), near town of Mazan, Loreto, Peru

Cetopsis cf. montana Vari, Ferraris & de Pinna, 2005
ANSP 180808 (50 mm SL, tag 4107), Rio Manuripe (Ortón-Madre de Dios Dr.),
Madre de Dios, Peru, TCEP 04-53

Cetopsis cf. montana Vari, Ferraris & de Pinna, 2005
ANSP 180833 (60 mm SL, tag 4126), Rio Tahuamanú (Ortón-Madre de Dios Dr.)
Madre de Dios, Peru, TCEP 04-54

Cetopsis cf. montana Vari, Ferraris & de Pinna, 2005
ANSP 178782 (78.3 mm SL), Ireng River (Takutu-Branco Dr.), 6.9 km WSW of Karasabai,
Guyana, GUY 02-15

Cetopsis oliveirai (Lundberg & Rapp Py-Daniel, 1994)
ANSP 180958 (33 mm SL), Río Amazonas, vicinity of Iquitos, Peru 05-07

Cetopsis parma Oliveira, Vari & Ferraris, 2001
ANSP 178105 (119 mm SL), vicinity of Iquitos, Loreto, Peru

Cetopsis plumbea Steindachner, 1882
(golden coloration of live specimen washed out by flash)
ANSP 180568 (76 mm SL, tag 4810), Rio Nusiniscato (Inambari-Madre de Dios Dr.),
Cuzco, Peru, TCEP 04-48

Denticetopsis iwokrama ? Vari, Ferraris & de Pinna, 2005
ANSP 177394 (28 mm SL), Burro Burro river (Essequibo Dr.), Guyana, GGW97-10

Denticetopsis sauli Ferraris, 1996
ANSP 161432 (16.5 mm SL, Holotype), 5 km from mouth of Río Pamoni (Casiquiare Dr.), Amazonas, Venezuela

Denticetopsis seducta Vari, Ferraris & de Pinna, 2005
ANSP 178466 (39 mm SL), trib Río Amazonas, ca. 25 mi. south of Iquitos, Loreto, Peru

Helogenes marmoratus Günther, 1863
ANSP 178745 (76 mm SL), trib Mazaruni River, 6.8 km SW of Bartica, Guyana, GUY 02-26

Helogenes marmoratus Günther, 1863, live
left bank trib to Río Siapa (Casiquiare Dr.), Amazonas, Venezuela, VEN 05-27