514 HYMENOPTERA OF AMERICA NORTH OF MEXICO 



laboriosa laboriosa (Fabricius), new status. New England states to 111., 

 south to Fla. and Miss. On flowers of Cercis, Cirsium, Dicentra, 

 Lupinus, Malus, Melilotiis, Prunus, Vaccinium, and Vicia. 



Psithyrus (Laboriopsithyrus) laboriosus (Fabricius) of Catalog, in part. 

 P. laboriosus transf. to Emphoropsis, p. 1239 {teste Mitchell, 

 1962, loc. cit. supra, p. 332). 



Emphoropsis floridana floridana (Smith). Syn. by Mitchell, 1962, loc. cit. 

 supra, p. 332. 



miserabilis (Cresson). Oreg. Stores pollen of Lupinus, Convolvulus and 



Ahronia. 

 Taxonomy: Torchio and Stephen, 1961. Ent. Soc. Amer. Ann. 54: 



683-687, 7 figs, (larva and pupa). 

 Biology: Stephen and Torchio, 1961. Ent. Soc. Amer. Ann. 54: 687-692, 



2 figs. 



murihirta Cockerell. B. C. 



Genus HEMISIA Klug, pp. 1240-1241 



lanosa lanosa Cresson. Okla., Fla. 



versicolor (Fabricius). On flowers of Borrichia, Byrsonima, Carymhola, Eu- 

 genia, Ocimum, Securidaca and Thryallis. 



MELECTA subgenus MELECTA Latreille, p. 1242 



pacifica atlantica Linsley. N. J. to Ga., west to Kans. and Ala. On flowers of 

 Fragaria, Lithospermum and Pentstemon. Host: ? Anthophora 

 (A.) u. ursina Cr. 



XEROMELECTA subgenus MELECTOMORPHA Linsley, Sup. 1, p. 258, p. 1243 



calif ornica (Cresson). 111. Host: Anthophora occidentalis Cr. 



Biology: Hobbs, Nummi and Virostek, 1961. Canad. Ent. 93: 146. — Lins- 

 ley, 1962. Ent. Soc. Amer. Ann. 55: 162-163, fig. 8. 



interrupta (Cresson). Ariz, and Colo, east to Minn., Wis. and 111. On flowers 

 of Pycnanthemum. Host: Anthophora (A.) abrupta Say. 



Genus ERICROCIS Cresson, p. 1244 



lata ( Cresson) . Fla. to southern Calif. 



CERATINA subgenus CERATINULA Moure, Sup. 1, p. 259 



cockerelli H. S. Smith. Ga. On flowers of Bidens, Erigeron, Euphorbia, and 

 Polygala. 



CERATINA subgenus ZADONTOMERUS Ashmead, pp. 1244-1245 



calcarata Robertson. Visits flowers of many families. Nests in borings in 

 sumac pith. 

 Biology: Krombein, 1960. Ent. News 71: 68. 



dupla dupla Say, changed status. Visits a great many flowers in various 

 families. 

 Ceratina (Zadontotnerus) dupla Say. Reduced to subsp. rank {teste Mit- 

 chell, 1962, loc. cit. supra, p. 503). 



*dupla floridana Mitchell. N. C. to Fla., coastal. Visits a number of flowers. 

 Ceratina dupla floridana Mitchell, 1962. N. C. Agr. Expt. Sta. Tech. 

 Bull. 152: 505. $, 9. 



metallica H. S. Smith. N. Y. On flowers of Asclepias, Chrysanthemum, Fra- 

 garia, Geranium, Helianthus, Oenothera, Prunus, Rubus, Senecio 

 and Vaccinium. Nests in borings in sumac pith. 

 Biology: Krombein, 1960. Ent. News 71: 68. 



Tribe XYLOCOPINI 



Revision: Hurd and Moure, 1963. Univ. Calif. Pubs. Ent. 29: 1-365, 244 

 figs, (reclassification of genera and subgenera of world). 



