1664 Hymenoptera in America North of Mexico 



rufigaster Packard. U. S. e. of 100th meridian. Ecology: Nests in pith of green and dead 

 Hibiscus stems and in old anobiid borings in wood, makes 3-27 cells per nest, stores 

 29-50 prey per cell. Parasite: Tetrabaeus americanus (Brues); Eurytoma inoiiiata 

 Bugb.; Diomorus zabriskiei Cr.; Ptychoneura aristalis (Coq.). Prey: Chironomus fulvus 

 Job., C. modestus Say, C. neomodestus Mall., C. nervosus Staeg., C. nigrovittatus Mall, 

 C. xenolabis (K.), Cricotopus spp., Calopsectra sp., Procladius culicifo7-77iis (L.), 

 Tayiytarsus sp., Orthocladiinae sp., Chironomidae spp.; Polymeda cana (Wlkr.); Bezzia 

 setulosa (Lw.). 



Rhopalum rufigaster Packard, 1867. Ent. Soc. Phila., Proc. 6: 382. 9, <J. 



Rhopalum lucidum Rohwer, 1909. Ent. News 20: 324. 9. 



Taxonomy: Evans, 1964. Amer. Ent. Soc, Trans. 90: 291-292, fig. 110 (larva). 



Biology: Krombein, 1958. Biol. Soc. Wash., Proc. 71: 26 (nest, prey transport). — Krombein, 

 1964. Biol. Soc. Wash., Proc. 77: 92-98, figs. 12-14 (nest, prey, life cycle, cocoon, parasites). 



Genus MONIAECERA Ashmead 



Moniaecera Ashmead, 1899. Canad. Ent. 31: 220. 



Type-species: Crabro abdominalis Fox. Orig. desig. 



The described species are all recorded from America north of Mexico, but there are some un- 

 described taxa in Mexico. These wasps nest in the soil and prey upon a variety of insect groups 

 including leafhoppers, psyllids, mirids and chironomids. 



Revision: Pate, 1948. Amer. Ent. Soc, Trans. 74: 41-60, 6 figs., 1 map. 

 abdominalis (Fox). Ga., Tex., Kans., Ariz. Ecology: Nests in sand. Prey: Tylozygus bifidus 

 (Say). 

 Crabro abdominalis Fox, 1895. Amer. Ent. Soc, Trans. 22: 198. 9. 



Biology: Hartman, 1905. Tex. Acad. Sci., Trans. 7: 57-58 (nest, prey). 

 asperata (Fox). Tex., N. Mex., Ariz., Calif. Ecology: Nests in powdery clay-sand or hard 

 packed soil, 2-3 females sharing same burrow entrance but presumably making 

 individual cells stored with about 20 prey each. Prey: Procladius sp. near bellus (Lw.); 

 Heteropsyllus texana Cwfd., Aphalaroida spp., Paratrioza sp.; Circulifer tenellus 

 (Bak.), Empoasca abnipta DeLong, Erythroneura sp., Typhlocybinae sp.; Miridae sp.; all 

 prey were adults. 

 Crabro asperatus Fox, 1895. Amer. Ent. Soc, Trans. 22: 199. 3. 



Taxonomy: Evans, 1964. Amer. Ent. Soc, Trans. 90: 293-294, figs. 74-77 (larva). 



Biology: Evans, 1964. Ins. Sociaux 11: 71-78, 3 figs, (communal nesting, prey transport). 



— Cazier and Mortenson, 1964. Pan-Pacific Ent. 40: 111-114, 1 fig. (nest, prey). 

 evansi Pate. Ariz. (Tucson). 



Moniaecera evansi Pate, 1947. Ent. News 57: 239. 6. 

 foxiana Pate. Calif. 



Moniaecera {M oniaecera) foxiana Pate, 1948. Amer. Ent. Soc, Trans. 74: 49. 9, 6. 

 pinal Pate. Ariz., Calif. 



Moniaecera pinal Pate, 1947. Notulae Nat. 185: 10. S. 



Genus HUAVEA Pate 



Moniaecera subg. Huavea Pate, 1948. Amer. Ent. Soc, Trans. 74: 58. 

 Type-species: Moniaecera (Huavea) chontale Pate. Orig. desig. 



The morphological features of the female suggest that members of this genus nest in the 

 ground. 



pima Court and Bohart. Ariz. (Santa Cruz and Pima Co's.). 



Huavea pima Court and Bohart, 1966. Pan-Pacific Ent. 42: 331, figs. 1, 2. 6, 9. 



