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magniclavis (Swenk and Cockerell). Syn. of cressoni mesillae (Cockerell). mesillae (Cockerell). A subsp. of cressoni (Cockerell).

*metopii Mitchell. Syn. of formosus Krombein.

modestus modestus Say. Delete floridanus (Robertson), a valid sp., from synonymy, and its synonym eulophi (Robertson). Visits many flowers. (Prosopis)

Hylaeus binghami (Lovell) (syn. by Mitchell, 1960, loc. cit. supra, p. 66). nelumbonis (Robertson). S. C., Ga., Fla. Visits flowers of Castalia and Nelumbo. (Prosopis)

nevadensis (Cockerell). Calif., Nev., Oreg., Wash., Idaho, B. C. (Paraprosopis)

Hylaeus oregonensis Bridwell, n. syn. (teste R. R. Snelling, personal communication).

oregonensis Bridwell. Syn. of nevadensis (Cockerell).

ornatus Mitchell. N. C. to Fla. On flowers of Cephalanthus, Hypericum, Melilotus and Parthenocissus. (Prosopis)

potens (Metz). Syn. of sparsus (Cresson).

repolitus Cockerell and Sumner. Probably a syn. of cressoni cressoni (Cockerell). Change (? Paraprosopis) to (Hylaeus)

rudbeckiae (Cockerell and Casad). Minn., Wis., Ont., Conn., N. J. (?), Ala. (?). (Hylaeus)

rugulosus coquillettii (Cockerell), new status. In desert areas, western Tex., Nev. and Idaho to eastern Oreg. and Calif.; Mexico (Baja California, Sonora). (Prosopis)

Hylaeus episcopalis (Cockerell) of Catalog, in part. H. coquillettii (Cockerell) removed from syn. and placed as valid subsp. of rugulosus (teste R. R. Snelling, personal communication).

rugulosus episcopalis (Cockerell), new status. Transition and Sonoran faunas, N. Mex., Colo. and Alta. west to Pacific coast. (Prosopis) Hylaeus episcopalis (Cockerell) of Catalog, in part. H. episcopalis reduced to subsp. rank (teste R. R. Snelling, personal communication), but coquillettii removed from syn. and made a valid subsp. of rugulosus.

rugulosus giffardiellus Cockerell, new status. Central Calif. (Sacramento and San Joaquin Valleys). (Prosopis)

Hylaeus giffardiellus Cockerell, reduced to subsp. rank (teste R. R. Snelling, personal communication).

rugulosus rugulosus (Cockerell), new status. Colo., Mont., Alta., west to Pacific coast, north to Alaska. (Prosopis)

Hylaeus rugulosus (Cockerell), reduced to subsp. rank (teste R. R. Snelling, personal communication).

Hylaeus universitatis (Cockerell), n. syn. (teste R. R. Snelling, personal communication).

saniculae (Robertson). Mass., Ont., Minn. south to Ga. and Tenn. Visits a number of flowers. (Hylaeus)

schwarzii (Cockerell). Mass. to Fla. Visits flowers of Hydrocotyle, Medicago, Melilotus, Sagittaria and Salix. (Prosopis)

sparsus (Cresson). Que., Mich., Ill., N. Y., Pa., N. C., Tex. On flowers of Eulophus, Osmorrhiza and Thaspium. (Metziella)

Hylaeus potens (Metz), n. syn. (teste R. R. Snelling, personal communication).

stevensi (Crawford). Que. south to Ga., west to Idaho, Calif. On flowers of Vigna sinensis. (Hylaeus)

subtristis (Swenk and Cockerell). Syn. of verticalis (Cresson).

teleporus (Lovell). Ont., N. J., Va., N. C., Ind., Mich. On flowers of Rubus and Salvia. (Hylaeus)

*transvittatus (Cockerell). Southern Ariz. (mts.) to Mexico (D. F.). (Pro

sopis)

Prosopis transvittata Cockerell, 1917. Ann. Mag. Nat. Hist. (8) 20: 437. , 3.

universitatis (Cockerell). Syn. of rugulosus rugulosus (Cockerell).

verticalis (Cresson), new status. Northeastern U. S. and southeastern Canada. On flowers of Apocynum and Geranium. (Hylaeus)

Hylaeus verticallis (!) Cresson (occasionally misspelled in Mitchell, 1960,
loc. cit. supra, pp. 60, 61, 76, 82, 83).

Hylaeus verticalis verticalis (Cresson), raised to sp. rank (teste R. R.
Snelling, personal communication).

Hylaeus verticalis tridentulus (Cockerell), n. syn. (teste R. R. Snelling,
personal communication).

Hylaeus subtristis (Swenk and Cockerell), n. syn. (teste R. R. Snelling, personal communication).

verticalis tridentulus (Cockerell). Syn. of verticalis (Cresson).

wootoni (Cockerell). Nebr. and Wyo., west to B. C. and Calif., south to Mexico (Chihuahua). (Paraprosopis)

Hylaeus divergens (Cockerell), n. syn. (teste R. R. Snelling, personal communication).

ziziae (Robertson). Syn. of affinis (Smith).

Family ANDRENIDAE

Genus ANDRENA Fabricius, pp. 1053-1086

ablegata (Cockerell). (Diandrena)

Taxonomy: Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 32-33.

accepta Viereck. On flowers of Aster, Bidens, Coreopsis, Helianthus and Silphium. (Pterandrena)

*acra Mitchell. Ont., Ohio, Mich., Wis., Minn. On flowers of Crataegus and Spiraea. (Bythandrena)

Andrena (Bythandrena) acra Mitchell, 1960. N. C. Agr. Expt. Sta. Tech.
Bull. 141: 111, figs. 18, 19, 21. ♂.

albisigna Viereck. N. H., Conn., N. Y., Tenn. (Leucandrena)

albofoveata (Graenicher). Syn. of imitatrix Cresson.

algida Smith. Hudson's Bay and N. S. south to Minn., Mich., N. Y. and New England States. Visiting flowers of Fragaria. (Thysandrena) Andrena (Thysandrena) fuscisignata Viereck (syn. by Mitchell, 1960, loc. cit. supra, p. 218).

aliena Smith. Delete from Catalog; the type is an Australian species of Paracolletes in the broad sense (teste C. D. Michener, who has examined the type).

alleghaniensis Viereck. Minn. to N. H., south to N. C. On flowers of Viburnum. (Trachandrena)

Taxonomy: Knerer and Atwood, 1963. Canad. Ent. 95: 583, figs. 1, 3

(3).

*anatolis anatolis Linsley and MacSwain. Calif. (southern). Visiting flowers of Calandrinia, Ceanothus, Cryptantha, and Oenothera. (Diandrena)

Andrena (Diandrena) anatolis Linsley and MacSwain, 1961. Pan-Pacific
Ent. 37: 36. 9, ♂.

*anatolis matutina Linsley and MacSwain. Calif. (Tulare, Kern, and Merced Counties). Visiting flowers of Calandrinia and Oenothera. (Diandrena)

Andrena (Diandrena) anatolis matutina Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 38. 9, ô.

andrenoides (Cresson). Southern Canada and northern U. S., in the East, south to Ga. Visiting a number of flowers. (Parandrena)

angustella angustella Cockerell, changed status. Andrena angustella Cockerell of Catalog.

*angustella_quercina Cockerell. Calif. (Live Oak Canyon, Redlands). flowers of Ceanothus.

On

Andrena angustella quercina Cockerell, 1939. Ann. and Mag. Nat. Hist. (11) 3: 183. 3.

anograe_anograe Cockerell, changed status. (Onagrandrena)

Andrena (Onagrandrena) anograe Cockerell. Reduced to subsp. rank (teste Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 126).

*anograe knowltoni Linsley and MacSwain. Utah. Visiting flowers of Stanleya and Oenothera. (Onagrandrena)

Andrena (Onagrandrena) anograe knowltoni Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 126. 9.

*apasta Linsley and MacSwain. Calif. (southern). Visiting flowers of Oenothera. (Diandrena)

Andrena (Diandrena) apasta Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 34. 9. arabis Robertson. Ill. and Mich. to Conn., south to N. C. Visits flowers of Arabis, Brassica, Capsella, Cardamine, Claytonia, Dentaria, Prunus and Stellaria. (Scaphandrena)

*arenakensis Mitchell. Mich. (Arenak Co.). (Trachandrena)

Andrena (Trachandrena) arenakensis Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 177, fig. 35. 9.

asteris Robertson. Minn. to New England States, south to Miss. and Ga. On flowers of Aster, Eupatorium, Polygonum, and Solidago. (Pterandrena)

*asteroides Mitchell. N. J., N. C., Miss. On flowers of Aster, Chrysopsis, and Haplopappus. (Pterandrena)

Andrena (Pterandrena) asteroides Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 140, figs. 24, 25. 9, ♂.

*atlantica Mitchell. N. Y. to Fla., Mich., Tex. Visiting a number of flowers. (Trachandrena)

Andrena (Trachandrena) atlantica Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 178, figs. 35-37. 9, .

austrocalifornica Viereck. Syn. of cyanosoma (Cockerell).

banksi Malloch. N. J. to Fla., west to Tex. Taken on flowers of Prunus angustifolia.

barbarica Viereck. Syn. of platyparia Robertson.

bernardina Linsley, changed status. (Onagrandrena)

Andrena (Onagrandrena) grundeli bernardina Linsley of Sup. 1. Restored to sp. rank (teste Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 128).

beutenmuelleri Viereck. N. C., Ohio, Mich., Minn. On flowers of Prunus angustifolia. (Gymnandrena)

*bifurcata Mitchell. Mich., Ohio. (Leucandrena)

Andrena (Leucandrena) bifurcata Mitchell, 1960. N. C. Agr. Expt. Sta.

[blocks in formation]

bisalicis Viereck. N. Dak. to New England states, south to Ga. Visiting flowers of Amelanchier, Aronia, Brassica, Crataegus, Ilex, Prunus and Salix. (Thysandrena)

*bisignata Mitchell. Mass. to N. C., west to Minn. On flowers of Erythronium, Ilex, Prunus, Pyrus, Salix and Viburnum. (Gymnandrena)

Andrena (Gymnandrena) bisignata Mitchell, 1960. N. C. Agr. Expt. Sta.
Tech. Bull. 141: 122, figs. 20, 22, 23. 9, 3.

*boronensis_Linsley and MacSwain. Calif. (Mojave Desert). On flowers of Coreopsis, Layia and Oenothera. (Onagrandrena)

Andrena (Onagrandrena) boronensis Linsley and MacSwain, 1962. Pan-
Pacific Ent. 38: 49. 9, ô.

braccata Viereck. New England States to Md., west to Colo. On flowers of Solidago. (Pterandrena)

bradleyi Viereck. Colo. to N. S., south to Ga. Taken on flowers of Prunus, Pyrus, Rhododendron, Ribes, and Vaccinium. (Conandrena)

*brassicae Mitchell. N. Y., Va. On flowers of Brassica. (Pterandrena)

Andrena (Pterandrena) brassicae Mitchell, 1960. N. C. Agr. Expt. Sta.
Tech. Bull. 141: 142, figs. 24, 25, 28. ♂.

carlini carlini Cockerell, changed status. N. S. to Ga., west to Minn. and Mo. Visiting many flowers. (Bythandrena)

Andrena carlini Cockerell. Reduced to subsp. rank (teste Mitchell, 1960, loc. cit. supra, p. 111, figs. 17, 19).

*carlini neorhodura Mitchell. Mass., Pa., Mich. (Bythandrena)

Andrena (Bythandrena) carlini neorhodura Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 113. ♂.

carliniformis Viereck and Cockerell. B. C. (Gymnandrena)

carolina Viereck. Minn. to N. S., south to Tenn. and Ga. Visiting flowers of Azalea, Claytonia, Dentaria, Ledum, Pyrus, Rhodora, and Vaccinium. (Conandrena)

AU

*carolinensis Mitchell. N. C. (Raleigh). On flowers of Vicia caroliniana. (Gymnandrena)

Andrena (Gymnandrena) carolinensis Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 123, fig. 20. 9.

ceanothi Viereck. Minn. to N. S., south to Ga. Visiting a number of flowers. (Trachandrena)

*cerebrata Mitchell. N. C. (Waynesville). Taken on flowers of Malus.

Andrena cerebrata Mitchell, 1960. N. C. Dept. Agr. Tech. Bull. 141: 255, figs. 51, 56, 57. 8.

chalybioides (Viereck). (Diandrena)

Andrena (Parandrena) perchalybea Viereck (syn. by Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 31).

*chippewaensis Mitchell. Mich., N. B. (? Leucandrena)

Andrena (? Leucandrena) chippewaensis Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 212, fig. 43. 9.

Taxonomy: Knerer and Atwood, 1963. Canad. Ent. 95: 584, figs. 2,

4 (8).

*chylismiae Linsley and MacSwain. Nev. Visiting flowers of Oenothera principally, but also of Sisymbrium, Stanleya and Haplopappus. (Onagrandrena)

Andrena (Onagrandrena) chylismiae Linsley and MacSwain, 1961. PanPacific Ent. 37: 121. 9, ô.

Biology: Linsley, MacSwain and Raven, 1963. Univ. Calif. Pubs. Ent.

33: 37-38.

commoda Smith. N. Dak. to Vt. south to Ga. On flowers of Cornus. (Gymnandrena)

*compacta Mitchell. Mich. (Roscommon Co.). (Trachandrena)

Andrena (Trachandrena) compacta Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 181. 3.

compactiscopa Viereck. B. C.

complexa (Viereck). Collects pollen of Ranunculus. (Ptilandrena)

Biology: Linsley and MacSwain, 1959. Calif. Univ. Pubs. Ent. 16: 5-13, text figs. 1-5, plate figs. 1b, 3c and d.

confederata Viereck. Ohio to N. J., south to Fla. Visiting a number of flowers. (Gymnandrena)

*convallaria convallaria Linsley and MacSwain. Calif. (San Joaquin Valley and western Mojave Desert). Collects pollen of Oenothera campestris. (Onagrandrena)

Andrena (Onagrandrena) convallaria convallaria Linsley and MacSwain, 1963. Pan-Pacific Ent. 39: 193. 9, ♂.

*convallaria subhyalina Linsley and MacSwain. Calif. (Kern Co.). Collects pollen of Oenothera campestris. (Onagrandrena)

Andrena (Onagrandrena)_convallaria subhyalina Linsley and MacSwain, 1963. Pan-Pacific Ent. 39: 193. 9, ♂.

crataegi Robertson. Transcont. in southern Canada and northern U. S., south to Ga., Colo. and Oreg. Visits a number of flowers. (Schizandrena)

Andrena (Schizandrena) subcommoda Cockerell (syn. by Mitchell, 1960, loc. cit. supra, p. 206).

*crenata Mitchell. Mich. (Thysandrena)

Andrena (Thysandrena) crenata Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 221, figs. 44, 51. 8.

cressonii cressonii Robertson, changed status. U. S. and southern Canada. Visits a large number of flowers. (Opandrena)

Andrena cressonii Robertson. Reduced to subsp. rank (teste Lanham, 1949. Pan-Pacific Ent. 25: 147).

*cressonii infasciata Lanham. Calif., Wash. On flowers of Brassica, Pyracantha, Ranunculus and Salix. (Opandrena)

Andrena cressonii infasciata Lanham, 1949. Pan-Pacific Ent. 25: 147. 9, 6.

*cressonii ivanensis Mitchell. Va., N. C. Taken on flowers of Brassica and Padus. (Opandrena)

Andrena (Opandrena) cressonii ivanensis Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 249, fig. 52. ♂.

*cressonii tallahassensis Mitchell, emended. Fla., N. C. (Opandrena)

Andrena (Opandrena) cressonii tallahasensis (!) Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 249, figs. 50, 53. ♂.

*critica Mitchell. N. Y. (Catskill Mts.). (Bythandrena)

Andrena (Bythandrena) critica Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 113. 9.

cuneilabris Viereck. Collects pollen of Ranunculus. (Diandrena)

Biology: Linsley and MacSwain, 1959. Calif. Univ. Pubs. Ent. 16: 17-18, pl. 4.

cyanosoma (Cockerell). Visits flowers of Oenothera. (Diandrena)

Andrena (Diandrena) austrocalifornica Viereck (syn. by Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 36).

davisi Viereck. Syn. of violae Robertson.

*dimorpha Mitchell. N. J., N. C., Fla. (Pterandrena)

Andrena (Pterandrena) dimorpha Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bull. 141: 143, figs. 24-26, 28. 9, 6.

distans Provancher. Minn. to New England, south to N. C. On flowers of Geranium, Heracleum and Polymonium. (Ptilandrena)

Andrena (Ptilandrena) geraniimaculati Viereck (syn. by Mitchell, 1960, loc. cit. supra, p. 154).

*dreisbachi Mitchell. Mich. (Gonandrena)

Andrena (Gonandrena) dreisbachi Mitchell, 1960. N. C. Agr. Expt. Sta.
Tech. Bull. 141: 230. 9.

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