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The Amphibians and Reptiles of Michoacán, México

By William Edward Duellman

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The Amphibians and Reptiles of Michoacán, México
BY
WILLIAM E. DUELLMAN
The Amphibians and Reptiles of Michoacán, México
- BY
- WILLIAM E. DUELLMAN
CONTENTS
INTRODUCTION
- Acknowledgments
- Historical Account
NATURAL LANDSCAPE
- Physiography
- Climate
- Vegetation and Animal Habitats
GEOGRAPHY OF THE HERPETOFAUNA
ANNOTATED LIST OF SPECIES
- AMPHIBIA
  - Caudata
  - Table 1.—Variation in the Shape of the Supraorbital and Postorbital Cranial Crests in Bufo marmoreus and B. perplexus.
- Caudata
- Table 1.—Variation in the Shape of the Supraorbital and Postorbital Cranial Crests in Bufo marmoreus and B. perplexus.
- PLATE 1
- PLATE 2
- PLATE 3
- PLATE 4
- PLATE 5
- PLATE 6
  - Table 2.—Comparison of Certain Measurements and Proportions in Bufo marmoreus and B. perplexus. (Means Are Given in Parentheses Below the Ranges.)
  - Table 3.—Snout-vent Length Expressed as a Percentage of Tibia Length in Animals of Six Color Patterns of Microbatrachylus pygmaeus. (Letters Refer to the Variants Having the Color Pattern Discussed Immediately Below)
  - Table 4.—Comparison of Four Characters in Five Samples of Diaglena. (All Data Are for Males; Means Given in Parentheses Below Ranges.)
- Table 2.—Comparison of Certain Measurements and Proportions in Bufo marmoreus and B. perplexus. (Means Are Given in Parentheses Below the Ranges.)
- Table 3.—Snout-vent Length Expressed as a Percentage of Tibia Length in Animals of Six Color Patterns of Microbatrachylus pygmaeus. (Letters Refer to the Variants Having the Color Pattern Discussed Immediately Below)
- Table 4.—Comparison of Four Characters in Five Samples of Diaglena. (All Data Are for Males; Means Given in Parentheses Below Ranges.)
REPTILIA
- Testudines
- Crocodilia
  - Table 5.—Comparison of the Ten Species and Subspecies of Cnemidophorus in Michoacán (Scale Counts Are for Specimens from Michoacán Only)
  - Table 6.—Variation in Scutellation in Thamnophis dorsalis.
- Table 5.—Comparison of the Ten Species and Subspecies of Cnemidophorus in Michoacán (Scale Counts Are for Specimens from Michoacán Only)
- Table 6.—Variation in Scutellation in Thamnophis dorsalis.
SPECIES OF QUESTIONABLE OCCURRENCE
GAZETTEER
SUMMARY
LITERATURE CITED
- Transmitted April 21, 1961.
UNIVERSITY OF KANSAS PUBLICATIONS MUSEUM OF NATURAL HISTORY