Pinto, I. D.; Purper, I. (1965). A new fresh-water ostracode Cyprinotus trispinosus Pinto et Purper, sp. nov., from southern Brazil, its ontogenetic carapace variation and sesonal distribution. Publicaco Especial Escuela de Geologia Porto Alegre. 7: 1-53.
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Pinto, I. D.; Purper, I.
1965
A new fresh-water ostracode Cyprinotus trispinosus Pinto et Purper, sp. nov., from southern Brazil, its ontogenetic carapace variation and sesonal distribution
Publicaco Especial Escuela de Geologia Porto Alegre