300 UNITED STATES NATIONAL MUSEUM BULLETIN 2 76 



Malacosoma americanum — Continued 



Hyphantrophaga hyphantriae (Townsend): Coll. No. 411 (Fredericksburg, 

 Tex.). 



Lespesia archippivora (Williston) : Coll. No. 411 (Fredericksburg, Tex.). 



Lespesia frenchii (Williston): Duluth, Minn., larvae collected 2 June 1957, 

 F. W. Stehr. 

 Malacosoma californicum (Packard) 



Archytas lateralis (Macquart): Coll. Nos. 209 (Cane Springs, Ariz.); 368 

 (Mammoth Hot Springs, Yellowstone Nat. Park, Wyo.). 



Euphorocera tachinomoides (Townsend): Coll. Nos. 258 (Albuquerque, N. 

 Mex.); 263 (Santa Catalina Mtns., Ariz.). 



Exorista mella (Walker): Coll. Nos. 159 (John Day, Ore.); 273 (Twin 

 Falls, Idaho); 325 (Maybell, Colo.); 362 (Douglas, Wyo.); 365 (Pine- 

 dale, Wyo.); 368 (Mammoth Hot Springs, Yellowstone Nat. Park, 

 Wyo.); 461 (Spokane, Wash.). 



Hyphantrophaga hyphantriae (Townsend): Coll. No. 263 (Santa Catalina 

 Mtns., Ariz.). 



Leschenaultiafulvipes (Bigot): Coll. No. 317 (Hopewell, N. Mex.). 



Lespesia archippivora (Williston): Coll. Nos. 60 (Healdsburg, Calif.); 62 

 (Cloverdale, Calif.); 86, 87A (St. Helena, Calif.); 93 (Healdsburg, 

 Calif.); 100 (Cloverdale, Calif.); 325 (Maybell, Colo.). 



Lespesia ciliata (Macquart): Coll. Nos. 247 (Chiricahua Mtns., Ariz.); 

 253 (Sierra Co., N. Mex.); 262 (Carrizo, Ariz.). 



Lespesia frenchii (Williston); Coll. Nos. 93 (Healdsburg, Calif.); 146 (Susan- 

 ville, Calif.); 167 (Pinehurst, Ore.); 304 (Hatch, Utah); 368 (Mammoth 

 Hot Springs, Yellowstone Nat. Park, Wyo.); 461 (Spokane, Wash.). 

 Malacosoma californicum californicum (Packard) 



Lespesia archippivora (Williston): Coll. No. 29 (Menlo Park, Calif.); Orinda, 

 Contra Costa Co., Calif., Emgd. 7 June 1960, R. C. Hall. 

 Malacosoma californicum ambisimile (Dyar) 



Lespesia archippivora (Williston): Coll. No. 30B (Los Altos, Calif.). 

 Intermediate population between M. californicum californicum (Packard) and 

 M. californicum ambisimile (Dyar) 



Lespesia archippivora (Williston): Coll. Nos. 30A, 30C, 31, 35A, 35D (Los 

 Altos, Calif.). 

 Malacosoma californicum recenseo Dyar 



Lespesia archippivora (Williston): Coll. No. 142 (Chester, Calif.). 

 Malacosoma californicum pluviale (Dyar) 



Euexorista futilis (Osten Sacken): Coll. Nos. 122C (Eugene, Ore.); 343 

 (Spokane, Wash.). 



Exorista mella (Walker): Coll. Nos. 171 (Cranbrook, B.C.); 180 (Calgary, 

 Alberta); 345 (Superior, Mont.). 



Lespesia archippivora (Williston): Coll. Nos. 343 (Spokane, Wash.); 348 

 (Helena, Mont.). 



Lespesia frenchii (Williston): Coll. Nos. 122C (Eugene, Ore.); 171 (Cran- 

 brook, B.C.); 180 (Calgary, Alberta); 183 (Babb, Mont.); 343 

 (Spokane, Wash.). 



