136 
Psyche 
[December 
July 5, 1953, 1 cf, 1 $, W. D. Hester (MCZ) ; American Fork 
Canyon, Timpanogos Park, Utah Co., June 14, 1952, W. D. Hester, 
3 cf , 8 $, larvae (NBC). 
Literature Cited 
Causey, Nell B. 
1961. Austrotyla, a new milliped genus (Chordeumidea : Conotylidae: 
Conotylinae) . Proc. Biol. See. Wash. 74: 251-266, Figs. 1-10. 
Chamberlin, Ralph V. 
1910. Diplopoda from the western states. Ann. Ent. Soc. Amer. 3(4): 
233-262, pis. 30-43. 
Chamberlin, R. V. and R. L. Hoffman. 
1958. Checklist of the miliipeds of North America. U. S. Nat. Mus. Bull. 
212, p. 212. 
