Sort By:
  1. A new anole (Sauria, Iguanidae) from Puerto Rico
    By: Williams, E E - Rivero, J A - Thomas, R
    Type: Article
    In: Breviora
    Volume: 231
    Date: 1965
    Page Range: 1--18
    View Article
  2. New Colostethus (Amphibia, Dendrobatidae) from South America
    By: Rivero, J A
    Type: Article
    In: Breviora
    Volume: 493
    Date: 1991
    Page Range: 1--28
    View Article
  3. A new species of Eleutherodactylus (Amphibia, Salientia) from the Guayana Region, Edo. Bolivar, Venezuela
    By: Rivero, J A
    Type: Article
    In: Breviora
    Volume: 306
    Date: 1968
    Page Range: 1--11
    View Article
  4. A new species of Hyla (Amphibia, Salientia) from the Venezuelan Guayana
    By: Rivero, J A
    Type: Article
    In: Breviora
    Volume: 307
    Date: 1968
    Page Range: 1--5
    View Article
  5. Observations on the agonistic and breeding behavior of Leptodactylus pentadactylus and other amphibian species in Venezuela
    By: Rivero, J A - Esteves, A E
    Type: Article
    In: Breviora
    Volume: 321
    Date: 1969
    Page Range: 1--14
    View Article
  6. Rana boans Linnaeus, 1758 (Amphibia): request for placement on the Official List of Specific Names in Zoology. Z.N. (S.) 1957
    By: Duellman, W E - Rivero, J A
    Type: Article
    In: Bull. Zool. Nom.
    Volume: 28
    Date: 1971
    Page Range: 117--118
    View Article
  7. Two new species of Eleutherodactylus from Puerto Rico
    By: Rivero, J A
    Type: Article
    In: Breviora
    Volume: 103
    Date: 1959
    Page Range: 1--6
    View Article