1596 Hymenoptera in America North of Mexico 



cressonii cressonii Packard. Transcont. in Transit, and U. Austr. Zones. Ecology: Nests in 



level sand. Parasite: Senotainia trilineata (Wulp). Prey: Doratura stijlata (Boh.) adults, 

 DiplocolevHs configuratus (Uhler) adult and nymphs, Athysanella longkauda Beirne 

 adults, Polyamia compacia (Osborn and Ball) adults, Laevicepkalus melshermeri (Fitch) 

 adults, Scaphytopius sp. ? nymphs; Delphacodes campestris Van Duzee adult, D. sp. 

 nymph, Laccocera vittipennis Van Duzee adult, Libumiella ornata (Stal) adult; 

 Craspedolepta sp. adult. 



Mimesa Cressonii Packard, 1867. Ent. Soc. Phila., Proc. 6: 405. 9. 



Mimesa denticulata Packard, 1867. Ent. Soc. Phila., Proc. 6: 406. S. 



Mimesa conica Smith, 1908. Nebr. Univ., Studies 8: 389. "9" = S. 



Biology: Kurczewski and Lane, 1974. Ent. Soc. Wash., Proc. 76: 379-382, figs. 2, 4-6 (nest, 



prey transport, egg, parasite). 

 dawsoni Mickel. Nebr. (Harrison). 



Miviesa dawsoni Mickel, 1916. Amer. Ent. Soc, Trans. 42: 420. 6 . 

 edentata (Malloch). Calif. (San Diego Co.). 



Psen (Mimesa) edenfatus Malloch, 1933. U. S. Natl. Mus., Proc. 82 (26): 37. S. 

 ezra (Pate). Maine, Pa., Md., Wis., Kans., Colo., Wash. Ecology: Nests in sandy soil. Prey: 

 Exitianus exitiosus (Uhler). 



Mimesa argentifrons Cresson, 1865. Ent. Soc. Phila., Proc. 4: 487. 9,6. Preocc. 



Psen (Mimesa) ezra Pate, 1944. Canad. Ent. 76: 133. N. name. 



Biology: Williams, 1914 (1913). Kans. Univ. Sci. Bui. 8: 226, pi. 33, figs. 1, 3 (nest, prey). 

 granulosa (Fox). S. Dak., Mont, Idaho, N. Mex. 



Psen granulosus Fox, 1898. Amer. Ent. Soc, Trans. 25: 15. S. 

 gregaria gregaria (Fox). Wyo., Colo., N. Mex. 



Pse7i gregarius Fox, 1898. Amer. Ent. Soc, Trans. 25: 16. 6. 

 gregaria simplex (Malloch). Idaho, Utah, Colo. 



Psen (Mi7nesa) gregarius var. simplex Malloch, 1933. U. S. Natl. Mus., Proc. 82 (26): 42. 9, 

 6. 

 impressifrons (Malloch). Wash. (Perry). 



Psen (Mimesa) impressifrons Malloch, 1933. U. S. Natl. Mus., Proc. 82 (26): 38. 6. 

 macuiipes Fox. Ont. to Fla. 



Mimesa macuiipes Fox, 1893. Canad. Ent. 25: 117. S. 



Psen (Mimesa) nigrescens Rohwer, 1910. Ent. News 21: 168. 6 . 



Psen (Mimesa) perplexa Rohwer, 1910. Ent. News 21: 169. 9. 



pauper Packard. Transit. Zone east of Rockies. 



Mimesa pauper Packard, 1867. Ent. Soc. Phila., Proc 6: 409. S. 



Mimesa cingulaia Packard, 1867. Ent. Soc. Phila., Proc. 6: 410. i. 

 polita (Malloch). Maine, Md., Nebr., N. Mex. 



Psen (Mimesa) politus Malloch, 1933. U. S. Natl. Mus., Proc. 82 (26): 35. 9, cJ. 

 proxima Cresson. Nebr., Colo., N. Mex., Wash. 



Mimesa proxima Cresson, 1865. Ent. Soc. Phila., Proc. 4: 188. 9. 

 punctifrons (Malloch). Calif. (Redlands). 



Psen (Mimesa) punctifrons Malloch, 1933. U. S. Natl. Mus., Proc 82 (26): 36. S. 

 pygidialis (Malloch). Mich., Colo., Alta. 



Psen (Miinesa) pygidialis Malloch, 1933. U. S. Natl. Mus., Proc 82 (26): 39. 9, S. 

 sabina Gittins. Calif. 



Mimesa sabi^ia Gittins, 1966. Ent. News 77: 247. 9,6. 

 unicincta Cresson. Colo., Calif., B. C. Predator: Philanthus pulcher D. T. 



Mimesa unicincta Cresson, 1865. Ent. Soc. Phila., Proc. 4: 488. 9. 



Genus MIMUMESA Malloch 



Psen subg. Mimumesa Malloch, 1933. U. S. Natl. Mus., Proc. 82 (26): 16. 

 Type-species: Psen niger Packard. Orig. desig. 



