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Repositorio Atenea de la Facultad de Ciencias, UNAM >
Browsing by Author Nelson, Craig
Showing results 1 to 12 of 12
| Preview | Issue Date | Title | Author(s) | | 1972 | Comments on the type of Engystoma mexicanum Peters, a junior synonym of Gastrophryne usta Cope | Nelson, Craig |
| 1971 | Effects of differential preservation on dermal pustularity of the microhylid frogs Gastrophryne and Hypopachus | Nelson, Craig |
| 1969 | Evolutionary relationships among American microhylid frogs | Nelson, Craig |
| 1974 | Further studies on the systematics of Hypopachus (Anura: Microhylidae) | Nelson, Craig |
| 1972 | Gastrophryne elegans (Boulenger): elegant narrow-mouthed toad | Nelson, Craig |
| 1973 | Gastrophryne Fitzinger | Nelson, Craig |
| 1972 | Gastrophryne usta (Cope): two-spaded narrow-mouthed toad | Nelson, Craig |
| 1972 | Gastrplhryne olivacea (Hallowell): western narrow-mouthed toad | Nelson, Craig |
| 1969 | Hybridization as an indication of relationships within ambystomid salamanders | Nelson, Craig |
| 1973 | Mating calls of the Microhylinae: descriptions and phylogenetic and ecological considerations | Nelson, Craig |
| 1972 | Systematic studies of the North American microhylid genus Gastrophryne | Nelson, Craig |
| 1973 | Systematics of the Middle American upland populations of Hypopachus (Anura: Microhylidae) | Nelson, Craig |
Showing results 1 to 12 of 12
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