1476 Hymenoptera in America North of Mexico 



Taxonomy: Bohart, 1965. Pan-Pacific Ent. 41: 109 (synonymy). 



paenacuceps Bohart. Wyo., Idaho, Utah. 



Pterocheilus (Micropterocheilus) paenacuceps Bohart, 1950. Biol. Soc. Wash., Proc. 63: 200. 

 9. 

 provancheri albotinctus Bohart. Calif., Oreg., Wash., Wyo., Nev. 



Pterocheilus (Micropterocheilus) provancheri albotinctus Bohart, 1950. Biol. Soc. Wash., 

 Proc. 63: 199. 6,9. 

 provancheri provancheri (Huard). Calif., Nev., Oreg., Utah, Transition to Canadian and 

 Hudsonian Zones. 



Odynerus truncatus Provancher, 1895. Nat. Canad. 22: 158. 6,9. Preocc. 



Odynerus provancheri Huard, 1897. Nat. Canad. 24: 25. N. name. 



Leptochilus cratocenis Cameron, 1909. Pomona Col. Jour. Ent. 1: 122. 6. 

 pruinosus Cameron. Ariz., Idaho in Transition Zone. 



Pterochilus (!) pruinos^is Cameron, 1908. Amer. Ent. Soc, Trans. 34: 227. 9. 

 seneconis Rohwer. Colo., Wyo., Mont., Idaho, Nev. in Canadian Zone. 



Pterochilusi}.) seneconis Rohwer, 1911. U. S. Natl. Mus., Proc. 40: 553. 6, 9. 



sparsipunctatus Bohart. Calif. 



Pterocheilus (M icropterocheilus) sparsipunctatus Bohart, 1950. Biol. Soc. Wash., Proc. 63: 

 198. 6, 9. 

 tricoloratus Bohart. Ariz. (Maricopa Co.), Calif. (San Bernardino Co.). 



Pterocheilus (M icropterocheilus) tricoloratus Bohart, 1940. Ent. Soc. Amer., Ann. 33: 207. 

 9. 



Genus LEPTOCHILOIDES Bohart 



Leptochiloides Bohart, 1940. Ent. Soc. Amer., Ann. 33: 165. 



Type-species: Leptochiloides utahensis Bohart. Orig. desig. 

 arizonae Bohart. Ariz. 



Leptochiloides arizonae Bohart, 1940. Ent. Soc. Amer., Ann. 33: 166. 6 . 

 brevicornis Bohart. South. Calif. 



Leptochiloides brevicornis Bohart, 1940. Ent. Soc. Amer., Ann. 33: 167. 6. 

 utahensis Bohart. Utah (Bellevue, Washington Co.). 



Leptochiloides utahensis Bohart, 1940. Ent. Soc. Amer., Ann. 33: 166. 9 . 



Genus HYPALASTOROIDES Saussure 



Hypalastoroides Saussure, 1856. Etudes sur la famille des Vespides, v. 3, p. 328. Proposed 

 originally as a division of Alastor subg. Alastoroides Sauss.; validated by Op. 189, 

 Internatl. Comn. Zool. NomencL, 1970. 



Type-species: Alastor brasiliensis Saussure. Monotypic. 



Revision: Bohart, 1948. Calif. Acad. Sci., Proc. (4) 24: 322-323. 



Taxonomy: van der Vecht, 1967. Bui. Zool. Nomencl. 24: 31 (request for validation of 



Hypalastoroides Sauss., 1856). —Internatl. Comn. Zool. Nomencl., 1970. Bui. Zool. 



Nomencl. 26: 187 (validation of Hypalastoroides Sauss., type-species Alastor brasiliensis 



Sauss.). 

 mexicanus (Saussure). Southern Tex.; Mexico to Canal Zone. 



Alastor (Alastoroides) mexicanus Saussure, 1870. Rev. Mag. Zool. (2) 22: 141. 9. 

 slevini (Bohart). Ariz. (Baboquivari Mts.); Mexico (Baja California). 



Alastoroides slevini Bohart, 1948. Calif. Acad. Sci., Proc. (4) 24: 323. cJ, 9. 



Genus MICRODYNERUS Thomson 



Microdyneriis Thomson, 1874. Hym. Scand., v. 3, p. 58. 



Type-species: Odynerus exilis Herrich-Schaeffer. Desig. by Jones, 1937. 



Two North American species have been reared from nests in twigs; both species stored cater- 

 pillars as prey. A few Palaearctic species have been reported to nest in cavities in plants, walls 

 or rocks, and to provision with larvae of small Curculionidae. 



