474 HYMENOPTERA OF AMERICA NORTH OF MEXICO 



Anthidium pallidiclypeum Jaycox, 1963. Pan-Pacific Ent. 39: 267, 5 figs. 

 S, 9. 



=^palmarum micheneri Schwarz. Tex., Ariz. On flowers of Phacelia and 

 Sphaeralcea. 

 Anthidium palmarutn micheneri Schwarz, 1957. Kans. Ent. Soc. Jour. 



30: 132. $, 9. 



palmarum palmarum Cockerell, changed status. 



Anthidium palmarutn Cockerell. Reduced to subsp. rank {teste Schwarz, 

 1957, loc. cit. supra, p. 132). 



porterae Cockerell. Ariz. On flowers of Asclepias, Erigeron, Pentstemon, 



Phacelia, and Psilostrophe. 

 psoraleae Robertson. Kans. On flowers of Astragalus, Lobelia, Psoralea, Tri- 



folium, and Verbena. 



Genus CALLANTHIDIUM Cockerell, p. 1143 



formosum (Cresson). Ariz. (Oak Creek Canyon). 



Genus DIANTHIDIUM Cockerell, pp. 1143-1145 



cressonii (Dalla Torre). Nev., Ariz., N. Mex. 



curvatum curvatum (Smith). Fla. On flowers of Aster, Chrysopsis, Helen. 

 ium, Koellia and Psoralea. 



curvatum floridiense Schwarz. Raised to specific rank. 



curvatum xerophilum (Cockerell). Ariz. (Apache Pass) . 



discors Timberlake. Ariz. 



floridiense Schwarz, changed status. On flowers of Bidens and Sabal. 



Dianthidium curvatum floridense Schwarz. Raised to sp. rank (teste 

 Mitchell, 1962, loc. cit. supra, p. 16). Change spelling from flori- 

 dense to floridiense. 



heterulkei fratemum Timberlake. Tex., Nev. 



heterulkei heterulkei Schwarz. Utah. 



implicatum Timberlake. Nev., Ariz., N. Mex., Tex.; Mexico (Chihuahua). 

 On flowers of Cerallia and Gutierrezia. 

 Taxonomy: Grigarick and Stange, 1964. Pan-Pacific Ent. 40: 152 ($). 



*marshi Grigarick and Stange. Calif. (Inyo Co.). On flowers of Eriastrum 

 densi folium. 

 Dianthidium marshi Grigarick and Stange, 1964. Pan-Pacific Ent. 40: 



149, figs. 1,2,3, 10,11. $, 9. 



*parkeri Grigarick and Stange. Ariz., Tex.; Mexico (Sonora, Sinaloa, Du- 

 rango). On flowers of Verbesina encelioides. 

 Dianthidium parkeri Grigarick and Stange, 1964. Pan-Pacific Ent. 40: 



150, figs. 4, 5, 6, 12. $,9. 



parvum parvum (Cresson). Nev. 



platyurum baculifrons Cockerell. South. Calif, (cismontane area). 



platyurum mohavense Timberlake. Calif. (Mojave Desert). 



platyurum platyurum Cockerell. Reinstate in Catalog (teste P. H. Timber- 

 lake in litt.). Ariz., Nev., south. Calif. (Colorado Desert); Baja 

 California. 



plenum plenum Timberlake. Nev. 



pudicum decorum Timberlake. Change 1934 to 1943 in bibliographic citation. 



simile (Cresson). Minn, to Ont. and Maine, south to Ga. On flowers of 

 Aster. 



subparvum subparvum Swenk. Nev. 



subrufulum Timberlake. Tex. 



