52 Hymenoptera in America North of Mexico 



cookei (Clarke). B. C, Idaho, Wash., Oreg., Calif. Host: Prunus. A pest of cultivated cherries. 

 Cherry fruit sawfly. 

 Dolenis cookei Clarke, 1906. Canad. Ent. 38: 351. 9, cJ. 



Hoplocampa (Hoplocampa) califomica Rohwer, 1911. U. S. Dept. Agr., Bur. Ent. Tech. 

 Ser. 20(4): 123. 9, c5. 



Biology: Foster, 1913. U. S. Dept. Agr., Bur. Ent. Bui. 116, pp. 73-79. — Essig, 1914. Calif. 

 State Comm. Hort., Monthly Bui., p. 31. — Duruz, 1922. Calif. Dept. Agr., Monthly Bui. 

 9(4): 393-399. -Essig and Hoskins, 1944. Calif. Dept. Agr., Ext. Serv. Cir. 87: 47. 

 halcyon (Norton). Maine to N. C. w. to Alta., 111. Host: Amelanchier. 



Tenthredo (Selandria) halcyon Harris, 1835. In Hitchcock, Rpt. Geol. Mineral. Bot. Zool. 



Mass., p. 583. Nom. nud. 

 Selandria halcyon Norton, 1861. Boston Soc. Nat. Hist., Proc. 8: 222. 9,6. 

 Selandria flavicomis Provancher, 1878. Nat. Canad. 10: 100. S. 

 Hoplocampa (Hoplocampa) xantha Rohwer, 1911. U. S. Dept. Agr., Bur. Ent. Tech. Ser. 



20(4): 144. 9. 



Morphology: Bird, 1926. Ent. Soc. Amer., Ann. 19: 268-279 (external anatomy of adult). 

 —Bird, 1927. Ent. Soc. Amer., Ann. 20: 481-486 (external anatomy of larva). 

 Idaho Ross. Idaho, Wash., Oreg. 



Hoplocampa idaho Ross, 1943. Amer. Ent. Soc, Trans. 69: 81. 9, 6. 

 lacteipennis Rohwer. Maine to N. Y. w. to Man., Alta., Mont., Colo. Host: Prunus virginiana 

 and probably other species of Pninus. 

 Hoplocampa {Macgillivrayella) lacteipennis Rohwer, 1910. Canad. Ent. 42: 244. 9. 

 Hoplocampa {Macgillivrayella) xanthura Rohwer, 1910. Canad. Ent. 42: 244. 6. 

 Hoplocampa (Macgillivrayella) pallida Rohwer, 1911. U. S. Dept. Agr., Bur. Ent. Tech. 

 Ser. 20(4): 141. 9. 



Biology: Bird, 1928. Sci. Agr. 8: 479-501. 

 makila Ross. Oreg. 



Hoplocampa makila Ross, 1943. Amer. Ent. Soc, Trans. 69: 68. 9. 

 marlatti Rohwer. Maine to Ga. w. to Alta., Iowa, Colo. Ecology: Adults collected from flowers 

 of wild cherry, Prunus sp. 

 Hoplocampa (Hoplocampa) marlatti Rohwer, 1911. U. S. Dept. Agr., Bur. Ent. Tech. Ser. 

 20(4): 143. 9,6. 

 montanicola Rohwer. Maine, Ont. to B. C. s. to N. Y., Mich., S. Dak., Colo., Utah, Calif. 



Ecology: Widespread. Host: Pninus virginiana and probably other species of Pninus. 

 Hoplocampa (Hoplocampa) montanicola Rohwer, 1911. U. S. Dept. Agr., Bur. Ent. Tech. 



Ser. 20(4): 145. 9,6. 

 Hoplocampa (Hoplocampa) orbitalis Rohwer, 1911. U. S. Dept. Agr., Biu*. Ent. Tech. Ser. 



20(4): 141. 9. 

 Hoplocampa (Hoplocampa) occidentalis Rohwer, 1911. U. S. Dept. Agr., Bur. Ent. Tech. 

 Ser. 20(4): 144. 9,6. 



Biology: Bird, 1927. Ent. Soc. Amer., Ann. 20: 481-486 (xantha, not Rohwer). 

 nalema Ross. Wash. (Mt. Rainier). 



Hoplocampa nalema Ross, 1943. Amer. Ent. Soc, Trans. 69: 82. 9, 6. 

 neneti Ross. Maine, N. H., Ont. Ecology: Adults collected from Amelanchier. 



Hoplocampa yieneti Ross, 1943. Amer. Ent. Soc, Trans. 69: 77. 6. 

 oregonensis (Ashmead). Mont., Idaho, Oreg. 



Macgillivraya oregonensis Ashmead, 1898. Canad. Ent. 30: 257. 9,6. 

 oskina Ross. Maine, N. Y. w. to Mich., Iowa, Kans. Ecology: Adults collected from Crataegus 

 flowers. 

 Hoplocampa oskina Ross, 1943. Amer. Ent. Soc, Trans. 69: 71. 9, 6. 

 pallipes MacGillivray. N. H., N. Y. to Mich.; Alta. w. to B. C, Oreg., Calif. Ecology: Adults 

 collected from Amelanchier flowers. 

 Hoplocampa pallipes MacGillivray, 1893. Canad. Ent. 25: 239. 9. 



Hoplocampa (Hoplocampa) nevadensis Rohwer, 1911. U. S. Dept. Agr., Bur. Ent. Tech. 

 Ser. 20(4): 143. 9. 



