Idioma:"No aplica" |
Fecha:"2012" |
Fecha:"1988" |
Fecha:"1975" |
Fecha:"1956" |
Fecha:"1941" |
Fecha:"13t21" |
Fecha:"1981" |
No aplica | (21) |
Artes y Humanidades | (6) |
Revistas | (5) |
420 Inglés e inglés antiguo | (4) |
Boletín Antropológico | (3) |
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Facultad de Ciencias - UNAM | (20) |
Revistas UNAM | (9) |
Diálogos: educacionais em revista | (8) |
Business: Theory and Practice | (6) |
Universidad de los Andes Venezuela | (6) |
Más... |
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A contribtion to our knowledge of the herpetofauna of the Mexican state of Aguascalientes Anderson, James Donald - William Z Lidicker, Jr
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Contributions to the knowledge of the systematic arrangement and anatomy of certain genera and species of Squamata Beddard, Frank E
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3.
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A contribution to the knowledge of the l fauna of El Petén, Guatemala Stuart, Laurence Cooper
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4.
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Second addition to the knowledge of the Batrachia and Reptilia of Costa Pica Cope, Edward Drinker
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Third addition to a knowledge of the Batrachia and Reptilia of Costa Rica Cope, Edward Drinker
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Contributions to our knowledge of the duration of life in vertebrate animals Flower, Stanley S
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A contribution to the knowledge of variation in Opheodrys vernalis (Harlan), with the description of a new subspecies Grobman, Arnold B
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8.
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Addresses in memory of Edward Drinker, Cope delivered at the meeting in the hall of the American Fhilosophical Society held at Philadelphiafor promotig useful knowledge Anonymous
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A contribution to a knowledge of the herpetology of a portion of the savanna region of central Petén, Guatemala Stuart, Laurence Cooper
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Sumu ethnozoology: herpetological knowledge Malkin, Borys
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