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Repositorio Atenea de la Facultad de Ciencias, UNAM >
Browsing by Author Powell, Robert
Showing results 1 to 7 of 7
| Preview | Issue Date | Title | Author(s) | | 1998 | A key to amphibians & reptiles of the continental United States and Canada. | Powell, Robert; Collins, Joseph T; Hooper, Errol D Jr |
| 1981 | Eine blanchardi (Reptilia: Serpentes: Colubridae) | Powell, Robert; John Parmerlee |
| 1984 | Eine Wohngemeinschaft von Physalaemus pustulosus (Cope, 1864) (Salientia: Leptodactylidae) mit einer bodebewohnenden Vogelspinne | Powell, Robert; L. W. Little |
| 1981 | Geographic distribution: Anolis limifrons | Powell, Robert; John Parmerlee |
| 1981 | Geographic distribution: Conophis lineatus | Powell, Robert; John Parmerlee |
| 1981 | Geographic distribution: Crotalus durissus | Powell, Robert; John Parmerlee |
| 1981 | Geographic distribution: Oxybelis aeneus | Powell, Robert; John Parmerlee |
Showing results 1 to 7 of 7
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