1957. The eggs (turtle) and I. The Biologist 39(1-4): 21-24, Sept. -May 1956- 

 1957. 



1957. A new species of the snake genus Sibon from Ecuador. Copeia, 1957(2): 

 109-111, 15 Jul. 1957. 



1957. Taxonomic notes on Ecuadorian snakes in the American Museum of Natural 

 History. Amer. Mus. Novitates (1851): 1-13, 8 Nov. 1957. 



1957. A new approach to teaching freshman biology. Bull. Amer. Inst. Biol. 

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1957. Comment on the proposed validation of "Elaphe" Fitzinger, 1833 (Class 

 Reptilia), as presented by Dr. Robert Mertens. Op. Decl. Int. Com. 

 Zool. Nomen. 15: 187-190. 



1958. Increasing the biological background of secondary school biology 

 teachers. Amer. Biol. Teacher 20(3): 75-76, Mar. 1958. 



1958. Comments on the relative status of specific names based on modem 

 patronymics having the terminations "-i" and "-ii" respectively. 

 Bull. Zool. Nomen. 15(20-21): 678-679, Apr. 1958. 



1958. Comments on the insertion of regulations concerning the revision of 

 type localities into the "Regies." Bull. Zool. Nomen. 15(37-38): 

 1189-1192, 7 Jul. 1958. 



1958. Support for the Duellman proposal. Op. Decl. Int. Com. Zool. Nomen. 

 19(7): 185-186, 18 Sept. 1958. 



1958. Miscellaneous notes on Ecuadorian snakes. Herpetologica 14: 181-182, 

 10 Oct. 1958. 



1959. Classic Papers in Genetics. Prentice-Hall, Inc., Englewood cliffs. 

 New Jersey, vi + 282 pp. 



1959. A bibliography and index of Karl P. Schmidt's papers on coral snakes. 

 Copeia, 1959(3): 192-196, 9 Oct. 1959. 



1959. Notas miscelaneas sobre saurios del Ecuador. Ciencia y Naturaleza 

 2(3): 118-124, Oct. 1959. 



1960. Field work in Argentina. Bull. Philadelphia Herp. Soc. 8(1): 6-8. 



1960. Leptophis cupreus Cope, a valid South American colubrid species. 



Beitr. Neotrop. Fauna 2(2): 139-140, 15 Mar. 1960. Gustavo Orces-V., 

 junior author. 



1960. The snakes of the subfamily Dipsadinae. Misc. Publ. Mus. Zool., Univ. 

 Michigan (114): 1-224, 25 May 1960. 



