1 1 6 U.S. NATIONAL MUSEUM BULLETIN 266 



1952c. Three cave-dwelling millipeds. Ent. News, vol. 63, pp. 10-12. 



1952d. Eclomus nom. nov. Diplopoda. Ent. News, Vol. 63, p. 71. 



1953a. Some American millipeds of the order Spirobolida. Amer. Midland 



Nat., vol. 50, no. 1, pp. 138-151, illustr. 

 1953b. Six new American millipeds, with notes on several cave-dwelling 



species. Proc. Biol. Soc. Washington, vol. 66, pp. 67-71 illustr. 

 1956. Three newNicaraguan millipeds. Ent. News, vol. 67, no. 6, pp. 157- 



159, illustr. 



CHAMBERLIN, R. V., and HOFFMAN, R. L. 



1950. On some genera and families of North American diplopods. Chicago 



Acad. Sci. Nat. Hist. Misc., no. 71, pp. 1-7. 

 1958. Checklist of the millipeds of North America. U.S. Nat. Mus. Bull. 



212, pp. 1-236. 



CHAMBERLIN, R. V., and MULAIK, S. 



1941. On a collection of millipeds from Texas and New Mexico. Journ. 

 New York Ent. Soc, vol. 49, no. 1, pp. 57-64. 



CONDE, B., and TERVER, D. 



1964. Penicillates du Surinam et du Guatemala (Diplopoda, Lophoprocti- 

 dae). /n Studies of the fauna of Suriname and other Guyanas, vol. 

 7, no. 22, pp. 1-21, illustr. 



COOK, O. F. 



1895. Introductory note on the families of Diplopoda, in Cook and Collins, 



The Craspedosomatidae of North America. Ann. New York Acad. 

 Sci., vol. 9, pp. 1-7. 



1896. Brandtia, A series of occasional papers. Pp. 1-75. 



1898. American oniscoid Diplopoda of the order Merocheta. Proc. U.S. 

 Nat. Mus., vol. 21, pp. 451-468, illustr. 



1901. Duoporus,a new diplopod from Mexico. Proc. Ent. Soc. Washington, 

 vol. 4, no. 4, pp. 402-404. 



1904. Myriapoda of northwestern North America, in Harriman, Alaska Ex- 

 pedition, vol. 8 (Insects, pt. 1), pp. 47-82, illustr. 



1911a. Notes on the distribution of millipeds in southern Texas, with de- 

 scriptions of new genera and species from Texas, Arizona, 

 Mexico and Costa Rica. Proc. U.S. Nat. Mus., vol. 40, no. 1810, 

 pp. 147-167. 



1911b. New tropical millipeds of the order Merocheta, with an example of 

 kinetic evolution. Proc. U.S. Nat. Mus., vol.40, no. 1831, pp. 451- 

 473, illustr. 

 1911c. The hothouse milliped as a new genus. Proc. U.S. Nat. Mus,, vol. 

 41, no. 1842, pp. 625-631. 



COOK, 0. F., and COLLINS, G. N. 



1895. The Craspedosomatidae of North America. Ann. New York Acad. 

 Sci., vol. 9, pp. 1-100, illustr. 



COOK, O. F., and COOK, A. C. 



1894. A monograph of Scytonotus. Ann. New York Acad. Sci., vol. 8, 

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