MILLIPEDS OF MEXICO AND CENTRAL AMERICA 1 1 5 



1940b. New genera and species of North American Paraiulidae. Bull. 



Univ. Utah, vol. 30, no. 11, pp. 3-39, illustr. 

 1941a. A new oniscodesmoid diplopod from Barro Colorado Island. Pomona 



Coll. Journ. Ent. Zool., vol. 33, pp. 57-58, illustr. 

 1941b. New American millipeds. Bull. Univ. Utah, vol. 31, no. 11, pp. 3-39, 



illustr. 

 1941c. On five new polydesmid millipeds from Mexico. Proc. Biol. Soc. 



Washington, vol. 54, pp. 63-66, illustr. 

 1941d. Seven new millipeds from Mexico (Chilopoda). Ent. News, vol. 52, 



pp. 250-57, illustr. 

 1941e. On a collection of millipedes and centipedes from northeastern 



Peru. Bull. Amer. Mus. Nat. Hist., vol. 78, no. 7, pp. 473-535, 



illustr. 

 1942a. New millipeds from Michoacan. Proc. Biol. Soc. Washington, vol. 



55, pp. 57-62, illustr. 

 1942b. On centipeds and millipeds from Mexican caves. Bull. Univ. Utah, 



vol. 33, no. 4, pp. 3-19, illustr. 

 1942c. Two millipeds of the genus Rhysodesmus from Mexico, Canadian 



Ent., vol. 74, no. 5, pp. 81-92, illustr. 

 1942d. On a collection of myriopods from Iowa. Canadian Ent., vol. 74, 



pp. 15-17, illustr. 

 1943a. On some genera and species of American millipeds. Bull. Univ. 



Utah, vol. 34, no. 6, pp. 3-20, illustr. 

 1943b. On Mexican millipeds. Bull. Univ. Utah, vol. 34, no. 7, pp. 3-103, 



illustr. 

 1943c. Some records and descriptions of American diplopods. Proc. Biol. 



Soc. Washington, vol. 56, pp. 143-152, illustr. 

 1944. Two millipeds from Southern California. Proc. Biol. Soc, Washing- 

 ton, vol. 57, pp. 113-116, illustr. 

 1946. A new centiped and two new millipeds from the Pearl Islands, Colom- 

 bia. Pan-Pacific Ent., vol. 22, no. 4, pp. 145-147, illustr. 

 1947a. Seven new American millipeds. Proc. Biol. Soc. Washington, vol. 



60, pp. 9-16, illustr. 

 1947b. Some records and descriptions of diplopods chiefly in the collec- 

 tion of the Academy. Proc. Acad. Nat. Sci. Philadelphia, vol. 99, 



pp. 21-58, illustr. 

 1947c. Two new species of Trichomorpha from Panama. Proc. Biol. Soc. 



Washington, vol. 60, pp. 63-66, illustr. 

 1947d. Anew myrmecophilous milliped from Mexico. Pan-Pacific Ent., vol. 



23, no. 3, pp. 101-102, illustr. 



1949. On some Western millipeds of the order Spirobolida. Journ. Wash- 



ington Acad. Sci., vol. 39, no. 5, pp. 163-169, illustr. 



1950. Three new genera and eight new species of Western millipeds. Nat. 



Hist. Misc., Chicago Acad. Sci., no. 68, pp. 1-6, illustr. 



1951. On Diplopoda of north-east Angola. Public. Cult. Comp. Diam. 



Angola (separ. 10), pp. 63-94, illustr. 

 1952a. Some American polydesmid millipeds in the collection of the 



Chicago Museum of Natural History. Ann. Ent. Soc. America, 



vol. 45, no. 4, pp. 553-584, illustr. 

 1952b. Further records and descriptions of American millipeds. Great 



Basin Nat., vol. 12, nos. 1-4, pp. 13-34, illustr. 



