27 



Lagler, K.F. 1943. Food habits and economic relations of the turtles of 



Michigan with special reference to fish management. Am. Midi. Nat. 



29: 257-312. 

 Lande, S.P., and S.I. Guttman. 1973. The effects of copper sulfate on 



the growth and mortality rate of Rana pipiens tadpoles. 



Herpetologica 29: 22-27. 

 Lang, J.W. 1969. Hibernation and movements of Storeria occipitomaculata 



in northern Minnesota. J. Herp. 3: 196-197. 

 Legler, J.M. 1960. Natural history of the ornate box turtle, Terrepene 



ornata ornata Agassi z. Univ. Kans. Acad. Sci. 73: 96-117. 

 Licht, L.E. r5F5. Comparative breeding behavior of the red-legged frog 



( Rana aurora aurora ) and the western spotted frog ( Rana pretiosa 



pretTosa) in southwestern British Columbia. Can. J. Zool. 47: 



1287-1299. 

 Licht, L.E. 1971. Breeding habits and embryonic thermal requirements of 



the frogs, Rana aurora aurora and Rana pretiosa pretiosa in the 



Pacific NorTFTwest. Ecology b2: 11'5^T74. 

 Linzey, D.W. 1967. Food of the leopard frog, Rana p. pipiens , in 



central New York. Herpetologica 23: 11-17. 

 Livo, L.J. 1981. Leopard frog ( Rana pipiens ) reproduction in Boulder 



County, Colorado. M.A. Thesis, Univ. of Colorado, Denver. 

 Lynch, J.D. 1978. The distribution of leopard frogs ( Rana blairi and 



Rana pipiens ; Amphibia, Anura, Ranidae) in Nebraska"! J. Herp. 12: 



157^62. 



Martin, R.F. 1973. Reproduction in the tree lizard ( Urosaurus ornatus ) 



in central Texas: drought conditions. Herpetologica 29: Zl-TT. 

 Martof, B.S. 1970. Rana sylvatica. Cat. Am. Amphib. Rept.: 86.1-86.4. 

 Martof, B.S., and R.L"7~Humphries. 1959. Geographic variation in the 



wood frog, Rana sylvatica . Am. Midi. Nat. 61: 350-389. 

 Maslin, T.P. 1947. ~Rana sylvatica cantabrigensis Baird in Colorado. 



Copeia 1947: 158-TF?r 

 Maslin, T.P. 1956. Sceloporus undulatus erythrocheilus ssp. nov. 



(Reptilia, Iguanidae), from Colorado. Herpetologica 12: 291-294. 

 Maslin, T.P. 1957. Notes on the lizard Eumeces multivirgatus gaigae 



from Colorado and Utah. Herpetologica 13: 87-90. 

 Maslin, T.P. 1959. An annotated checklist of the amphibians and 



reptiles of Colorado. Univ. Colo. Stud. Ser. Biol. No. 6. 98 pp. 

 Maslin, T.P. 1964. Amphibians and reptiles of the Boulder area. Univ. 



Colo. Mus. Leafl. 13: 75-80. 

 Matthews, T.C. 1971. Genetic changes in a population of boreal chorus 



frogs ( Pseudacris triseriata ) polymorphic for color. Am. Midi. Nat. 



85: 208'^?2T": 

 McAuliffe, J.R. 1978. Seasonal migrational movements of a population of 



the v/estern painted turtle, Chrysemys pi eta belli : (Reptilia, 



Testudines, Testudinidae) . J. Herp. 12: 143-149. 

 Mecham, J.S. 1957. The taxonomic status of some southwestern skinks of 



the multivirgatus group. Copeia 1957: 111-123. 

 Mecham, J.S. I9bu. "Eumeces multivirgatus . Cat. Am. Amphib. Rept.: 



241.1-241.2. 

 Meeks, R.L. 1968. The accumulation of 36ci ring-labeled DDT in a 



freshwater marsh. J. Wildl. Manage. 32: 376-398. 



