2126 Hymenoptera in America North of Mexico 



bakeri Timberlake. N. Mex. (Aztec). 



Synhalonia bakeri Timberlake, 1973. Ent. Soc. Wash., Proc. 75: 317. 6. 

 belfragii (Cresson). Mich., 111., Ind., Tex. Pollen: Unknown, but visits flowers of Aesculus, 

 Arabis, Camassia, Cercis canadensis, Claytonia, CoUinsia, Dentaria, Dicentra, 

 Erythroniuni, Geranium, Hydrophyllum, Isopyrum, Lithospermum, Mertensia, 

 Penstemon ambiguus, Phacelia, Polemonium, Ranunculus, Viola. 

 Melissodes belfragii Cresson, 1872. Amer. Ent. Soc, Trans. 4: 278. ?. 

 Melissodes honesta Cresson, 1872. Amer. Ent. Soc, Trans. 4: 279. 6. 

 birkmanniella (Cockerell). Tex. 



Tetralonia birkmanniella Cockerell, 1906. Amer. Ent. Soc, Trans. 32: 93. 6. 

 californica californica (Cresson). Calif. Pollen: Unknown, but visits flowers of Raphanus 

 sativus. 

 Melissodes Californica Cresson, 1878. Acad. Nat. Sci. Phila., Proc. 30: 196. <S. 

 californica deserticola Timberlake. South Calif., desert. Pollen: Apparently polylectic, visits 

 flowers of Amsinckia, Astragalus, Coreopsis californica, Gilia davyi, G. latifolia, 

 Isomeris, Oenothera, Phacelia, Salvia carduacea, Sphaeralcea, Tamarix gallica. 

 Synhalonia californica deserticola Timberlake, 1969. Calif. Univ. Pubs. Ent. 57: 24. 9, 6. 

 carolinensis (Dalla Torre). N. C. 



Tetralonia atrifrons Smith, 1854. Cat. Hym. Brit. Mus., v. 2, p. 308. 9. Preocc. 

 Eucera carolinensis Dalla Torre, 1896. Cat. Hym., v. 10, p. 228. 9. N. name. 



Taxonomy: LaBerge, 1956. Kans. Univ. Sci. Bui. 37: 950. 

 cercidis Timberlake. Okla. (Alabaster Caverns State Park). Pollen: Unknown, but visits 

 flowers of Cercis canadensis. 

 Synhalonia cercidis Timberlake, 1969. Calif. Univ. Pubs. Ent. 57: 24, figs. 21, 22. 6. 

 chrysobotryac (Cockerell). Colo, to Okla., south to Tex. Pollen: Unknown, but visits flowers of 

 Astragalus including A. lindheimeri, Cercis canadensis, Ribes longifolium. 

 Tetralonia chrysobotryac Cockerell, 1908. Ann. and Mag. Nat. Hist. (8) 2: 332. 9,6. 

 chrysophila (Cockerell). N. Mex., Colo., ?Idaho. Pollen: Unknown, but visits flowers of Ribes 

 aureum. 

 Tetralonia chrysophila Cockerell, 1914. Ann. and Mag. Nat. Hist. (8) 13: 384. 9. 

 conformis Timberlake. Okla. (Waurika), Tex. (Midland). Pollen: Unknown, but visits flowers of 

 Aster tanacetif alius. Astragalus lindheimeri. 

 Synhalonia conformis Timberlake, 1969. Calif. Univ. Pubs. Ent. 57: 27, figs. 25, 26. 6, 9. 

 cordleyi Viereck. B. C. to Calif., Idaho, Colo., Utah. Pollen: Apparently polylectic, visits 

 flowers of Agoseris, Amsinckia, Asclepias, Astragalus, Balsamorrhiza, Brodiaea, 

 Camissonia, Cirsium, Convolvulus, Cryptantha, Encelia, Erigeron, Eriogoyium, 

 Erysimum, Lupinus, Marrubium, Melilotus, Mesem.bryanthemum, Mirabilis, 

 Oenothera, Phacelia, Raphanus, Salvia, Sidalcea, Sphaeralcea, Statice, Taraxacum, 

 Thelypodium, Trifolium, Vicia. 

 Synhalo7iia Cordleyi Viereck, 1905. Canad. Ent. 16: 316. 9,6. 

 Tetralonia poetica Cockerell, 1914. Ann. and Mag. Nat. Hist. (8) 13: 424. 6. 

 Tetralonia cordleyi postica(!) Cockerell, 1935. Pan-Pacific Ent. 11: 53. 

 Tetralonia cordleyi orophila Cockerell, 1914. Ann. and Mag. Nat. Hist. (8) 13: 284. 9. 

 crenulaticornis (Cockerell). Colo., N. Mex. 



Melissodes crenulaticornis Cockerell, 1898. Ann. and Mag. Nat. Hist. (7) 2: 454. 6. 

 Melissodes crenulaticornis form maculata Cockerell, 1898. Ann. and Mag. Nat. Hist. (7) 2: 

 455. 6. 



Taxonomy: Cockerell, 1899. Entomologist 32: 157. 9. 

 cressoniana Cockerell. Tex., Kans., Nebr., Ariz., Utah. Pollen: Unknown, but visits flowers of 

 Larrea tridentata. 

 Synhalonia cressoniana Cockerell, 1905. Biol. Soc. Wash., Proc. 18: 177. 9. 



Biology: Kurd and Linsley, 1975. Smithsn. Contrib. Zool. 193: 42, tables 14, 15 (floral 

 relationships). 



