ATOPETHOLID MILLIPEDS — HOFFMAN AND ORCUTl' 165 



Cook, Orator F. 



1896. The segmental sclerites of Spirobolus. Amer. Nat., vol. 30, pp. 



333-335. 

 1904. Myriapoda of northwestern North America, in Harriman Alaska 



Expedition, vol. 8 (Insects, pt. 1), pp. 47-82, pis. 3-5. 

 1911. 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, pp. 147-167. 

 Hoffman, Richard L. 



1949. A new milliped of the genus Toltecolus from the United States (Ano- 

 cheta: Atopetholidae). Chicago Acad. Sci. Nat. Hist. Misc., No. 

 46, pp. 1-3, figs. A, B. 

 LooMis, Harold F. 



1949. New millipeds of the spiroboloid genus Watichelus from the Pacific 



Coast. Journ. Washington Acad. Sci., vol. 39, No. 7, pp. 241-244, 

 figs. 1-10. 



1950. Synonymy of some native American and introduced millipeds. 



Journ. Washington Acad. Sci., vol. 40, No. 5, pp. 164-166, fig. 1. 

 1953. New millipeds of the western States and Lower California. Journ. 

 Washington Acad. Sci., vol. 43, No. 12, pp. 417-422, figs. 1-20. 

 PococK, Reginald Innes 



1910. Diplopoda, in Biologia Centrali-Americana, Zoologia, Chilopoda and 

 Diplopoda, pp. 41-217, pis. 4r-15. 

 SATJfcsURE, Henri de 



1860. Essai d'une faune des myriapodes du Mexique, avec la description 

 de quelques espfeces des autres parties de I'Am^rique. M6m. Soc. 

 Phys. Hist. Nat. Genfeve, vol. 15, pt. 2, pp. 259-393, pis. 1-7, 

 figs. 1-52. 

 Sausstjre, Henri de, and Humbert, Alois 



1872. fitudes sur les myriapodes, m Mission scientifique au Mexique et 

 dans l'Am(5rique Centrale, recherches zoologiques, pt. 6, sec. 2. 

 pp. 1-211, pis. 1-6. 

 Verhoeff, Karl W. 



1924. Results of Dr. E. Mjoberg's Swedish scientific expeditions to Aus- 

 tralia 1910-1913. 34. Myriapoda: Diplopoda. Ark. Zool., vol. 

 16, No. 5, pp. 1-142, pis. 1-4, figs. 1-100. 

 1938. Uber einige amerikanische Myriapoden. Zool. Anz., vol. 122, Nos. 

 11-12, pp. 273-284, figs. 1-5. 

 Wang, Yu-hsi M. 



1951. The Myriopoda of the Philippine Islands. Serica, vol. 1, No. 1, 



pp. 1-80, 12 pis. 



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