Superfamily APOIDEA 1997 



Taxonomy: Mitchell, 1962. N. C. Agr. Expt. Sta. Tech. Bui. 152: 17-18, fig. 5 (redescript.). 



Biology: Fischer, 1951. Kans. Ent. Soc, Jour. 24: 46-47 (nest). 

 singulare (Cresson). Calif., Nev. Ecology: Constructs nest of resin and pebbles on side or face 

 of rocks. Pollen: Unknown, but visits flowers of Chaenactis glabriuscnla lanosa, 

 Chrysanthe»ium, Chrysotliamnus, Cirsimn califomicum, Erysimum asperum, Lupinus 

 parishii, Perideridia, Solidago califomica, Viguiera multiradiata. 



Anthidium singulare Cresson, 1879. Amer. Ent. Soc, Trans. 7: 207. 9. 



Dianthidiuvi singulare var. perluteum Cockerell and Cockerell, 1904. In Cockerell, South. 

 Calif. Acad. Sci., Bui. 3: 23. 9 . 



Dianthidium singulare melanognathum Cockerell, 1925. Calif. Acad. Sci., Proc. (4) 14: 363. 

 9. 



Taxonomy: Cockerell, 1925. Calif. Acad. Sci. Proc. (4) 14: 363. S, 9 (singulare perluteum). 

 — Grigarick and Stange, 1968. Calif. Ins. Survey, Bui. 9: 54, figs. 135-137, 177, 202-203, map 

 37 (synonymy, geogr. and floral records). 



Biology: Michener, 1935. Pan-Pacific Ent. 11: 23-24 (nest). — Timberlake, 1943. N. Y. Ent. 



Soc, Jour. 51: 75 (nest). —Grigarick and Stange, 1968. Calif. Ins. Survey, Bui. 9: 54 



(summary of literature). 

 subparvutn Swenk. B. C, Idaho and Mont, south to Calif., Nev., Utah and Wyo. Pollen: 



Possibly oligolege of Compositae, visits flowers of Aster alpigenus, A. andersonii, A. 

 canescens, A.foliaceus, Chaenactis glabriuscula, Chaetopappa aurea, Chenopodium, 

 Chrysothamnus viscidiflorus, Clematis pauciflora, Corethrogyne bemardina, Erigeron 

 divergens, Erigeron foliosus, E.f. var. stenophyllus, Eriogonum fasciculatum, 

 Grindelia, Gutierrezia califomica, G. sarothrae, Haplopappns suffruticosus, Linum, 

 Lotus strigosus var. hirtellus, Machaeranthera tephrodes, Phacelia, Ranunculus, 

 Senecio douglasii, Solidago. 



Dianthidium subparvum Swenk, 1914. Nebr. Univ., Studies 14: 30. 9, 6. 



Dianthidium semiparvum Schwarz, 1926. Amer. Mus. Novitates 226: 12. 6. 



Dianthidium semiparvum gallatinae Schwarz, 1927. Amer. Mus. Novitates 277: 6. 6, 9. 



Dianthidium parvum var. swenki Schwarz, 1928. N. Y. Ent. Soc, Jour. 36: 402. 6 (9 

 misdet.). 



Taxonomy: Grigarick and Stange, 1968. Calif. Ins. Survey, Bui. 9: 54-56, figs. 156-158, 182, 



189, 192, map 38 (synonymy, geogr. and floral records). 

 subrufulum Timberlake. Mo., Ark., Tex. 



Dianthidium subrufulum Timberlake, 1943. N. Y. Ent. Soc, Jour. 51: 78. S, 9. 

 ulkei cooleyi Schwarz. Mont. 



Dianthidium ulkei cooleyi Schwarz, 1927. Amer. Mus. Novitates 277: 7. 9. 



Taxonomy: Grigarick and Stange, 1968. Calif. Ins. Survey, Bui. 9: 58 (taxonomic status). 

 ulkei perterritum Cockerell. Nebr., N. Mex., Ariz. Ecology: Nests in borings, constructs nest 

 using resin and pebbles. Parasite: Neynognatha nigripennis LeC. 

 Dianthidium ulkei perterritum Cockerell, 1913. Ann. and Mag. Nat. Hist. (8) 11: 191. 9. 



Biology: Krombein, 1967. Trap-nesting wasps and bees, pp. 275-276, pi. 17, fig. 81 (nest 

 architecture, supersedure, life history, parasite). 

 ulkei ulkei (Cresson). B. C, Idaho, Mont, and S. Dak. south to Calif., Nev., Utah, N. Mex. and 

 Nebr. Ecology: Nests in abandoned nests of other aculeates, cavities or short tunnels in 

 the ground, and trap nests. Parasite: Eusapyga verticalis (Cress.). Pollen: Possibly an 

 oligolege of Compositae, but visits a wide variety of flowers including Achillea 

 millefolium, Aster adscendens, A. canescens, Calycadenia multiglandulosa, Centaurea, 

 Chaetopappa aurea, Chrysopsis fastigiata, C. villosa, Chrysothamnus nauseosus, C. 

 viscidiflorus, C. v. typicus, Cleomella serrulata, Cordylanthus filifolius, Encelia 

 califomica, Eriastrum densifolium, Erigeron divergens, E. foliosus var. stenophyllus, 

 Eriodictyon, Eriogonum fasciculatum, E. subscaposum, E. vimineum, Gilia capitata, 

 Grindelia camporum, G. serrulata, Haplopappns arborescens, H. bloomeri, Helenium 

 bigelovii, Helianthus petiolaris, Heterotheca grandiflora, Lessingia leptoclada, Lotus 

 davidsonii, L. scoparius, Machaeranthera tephrodes, Medicago sativa, Melilotus alba, 



