Freshwater stingrays of the Green River formation of Wyoming (early Eocene), with the description of a new genus and species and an analysis of its phylogenetic relationships (Chondrichthyes: Myliobatiformes) /

Autor Carvalho, Marcelo R. de, Maisey, John G., Grande, Lance, 1951-
Vydáno 2004

The Elasmobranch Fishes /

Autor Daniel, J. Frank 1873-1942
Vydáno 1922