18 



Ditmars, R. L. 1907. The Reptile Book. Doubleday, Page and Co., New 



York. 472 pp. 

 Ditmars, R. L. 1910. Reptiles of the World. MacMillan Co., New York. 



321 pp. 

 Ditmars, R. L. 1931. The Reptile Book. Doubleday, Doran, and Co., 



New York. 472 pp. 

 Ditinars, R. L. 1936. The reptiles of North America. A review of the 



crocodiles, lizards, snakes, turtles and tortoises inhabiting the 



United States and northern Mexico. Doubleday, Doran, and Co., NY. 376 pp, 

 Dixon, J. R. 1960. Epizoophytic algae on some turtles of Texas and 



Mexico. Texas J. Sci. 12(1/2) : 36-38 . 

 Dixon, J. R. , C. A. Ketchersid and C. S. Lieb. 1972. The herpetofauna 



of Queretaro, Mexico, with remarks on taxonomic problems. South- 

 western Natur. 16(3-4) :225-237. 

 Dixon, J. R. and P. Soini. 1975. The reptiles of the Upper Amazon Basin, 



Iquitos region, Peru. I. Lizards and Amphisbaenians. Milwaukee 



Public Mus. Contrib. Biol., Geol. (4): 1-58. 

 Dixon, J. R. and P. Soini. 1977. The reptiles of the Upper Amazon Basin, 



Iquitos region, Peru. II. Crocodilians, turtles and snakes. 



Milwaukee Public Mus. Contrib. Biol., Geol. (12): 1-91. 

 Dodge, C. H. 1956. The musk turtle in Iowa. Herpetologica 12(3) :176. 

 Dodge, C. H. and L. S. Miller. 1955. The yellow mud turtle, Kinosternon 



flavescens spooneri Smith, in Iowa. Natur. Hist. Misc. (144): 



1-3. 

 Dollfus, R. P. 1927. Monorchisme accompagne ou non d' anomalies 



multiples chez des distcmes normalement diorchides. Compt. Rendus. 



Soc. Biol. Paris 96:1349-1352. 

 Donning, D. P. 1969. A list, bibliography, and index of fossil verte- 

 brates of Louisiana and Mississippi. Trans. Gulf Coast Assoc. Geol. 



Soc. 19:385-394. 

 D'orbigny, A. 1847. Voyage dans I'Amerique meridianale. Tome Cinquieme. 



Premiere partie: Reptiles. P. Bertrand, Paris. 

 Dowling, H. G. 1956. Geographic relations of Ozarkian Amphibians and 



Reptiles. Southwestern Natur. 1(4) :174-189. 

 Dowling, H. G. 1957. A review of the amphibians and reptiles of Arkansas. 



Occ. Pap. Univ. Arkansas Mus. 3:1-51. 

 Dowling, H. G. 1975. A classification of reptiles. HISS Herpetology 



Yearbook 1974:163-166. 

 Drake, J. J. 1958. The brush mouse Peromyscus boylii in southern Durango. 



Publ. Michigan State Mus., Biol. Ser. 1(3):99-132. 

 Duellman, W. E. 1951. Notes on the reptiles and amphibians of Greene Co., 



Ohio. Ohio J. Sci. 51:335-341. 

 Duellman, W. E. 1954. The amphibians and reptiles of Jorullo volcano, 



Michoacan, Mexico. Occ. Pap. Mus. Zool. Univ. Michigan (560):l-24. 

 Duellman, W. E. 1955. Notes on reptiles and amphibians from Arizona. 



Occ. Pap. Mus. Zool. Univ. Michigan (569):1-14. 



