The catfishes of the neotropical family helogenidae (Ostariophysi : siluroidei) /
Vari, Richard P.
The catfishes of the neotropical family helogenidae (Ostariophysi : siluroidei) / Richard P. Vari, Hernan Ortega - Washington : Smithsonian Institution Press, 1986 - 20 p. : ill. ; 28 cm. - Smithsonian contributions to zoology no.442 .
Helogeneidae--Classification
Catfishes--Classification
Fishes--Classification
Fishes--Latin America--Classification
The catfishes of the neotropical family helogenidae (Ostariophysi : siluroidei) / Richard P. Vari, Hernan Ortega - Washington : Smithsonian Institution Press, 1986 - 20 p. : ill. ; 28 cm. - Smithsonian contributions to zoology no.442 .
Helogeneidae--Classification
Catfishes--Classification
Fishes--Classification
Fishes--Latin America--Classification