504 HYMENOPTERA OF AMERICA NORTH OF MEXICO 



strenua (Cresson), changed status. Raised to sp, rank and kansensis, a valid 



sp., removed from syn. (teste Mitchell, 1962, loc. cit. supra, p. 

 247). Transcontinental, Md. to Fla., west to southern Calif.; Mex- 

 ico (Baja California east to Chihuahua, south to Durango). Col- 

 lects pollen from domestic and native Cucurbita. 



Taxonomy: Hurd and Linsley, 1964. Hilgardia 35: 411-421, figs. 1, 9, 10, 

 frontispiece. 



Biology and Larval Morphology: Bohart, 1964. Pan-Pacific Ent. 40: 

 174-182, 17 figs. 



Genos MARTINAPIS Cockerell, p. 1222 



luteicomis (Cockerell). On flowers of Cercidium, Dalea, Palafoxia. 

 Biology: MacSwain, 1957. Pan-Pacific Ent. 33: 70. 



*Genus MELISSOPTILA Holmberg 

 Place after Martinapis Cockerell, p. 1222. 



♦MELISSOPTILA subgenus MELISSOPTILA Holmberg 



Melissoptila Holmberg, 1884. Cordoba. Acad. Nac. de Cien. Actas 5 : 119. 



Type : Melissoptila tandilensis Homberg. By monotypy. 

 Thyreotremata Holmberg, 1887. Cordoba. Acad. Nac. de Cien. Bol. 10: 



225. Nomen nudum. 

 Thyreothremma Homberg, 1903. Mus. Nac. Buenos Aires An. (3) 2: 391. 

 Type: Thyreothremma rhopalocera Homberg (= Melissoptila 

 tandilensis Holmberg). Desig. by Sandhouse, 1943. 



The typical subgenus does not occur in North America. 



*MELISSOPTILA subgenus PTILOMELISSA Moure 



Ptilomelissa Moure, 1943. Rev. de Ent. 14 : 482. 



Type: Ptilomelissa ochromelaena Moure. By monotypy. 



*otomita (Cresson). Tex. (Brownsville); Mexico, Guatemala, Honduras. 



Melissodes otomita Cresson, 1878. Acad. Nat. Scl. Phila. Proc. 30: 209. 



$. 

 *Melissodes pinguis Cresson, 1878. Acad. Nat. Sci. Phila. Proc. 30: 216. 9, 



S. 



Genus FLORILEGUS Robertson, p. 1222 



condignus (Cresson). N. J., Fla. Visits several flowers, mostly in Labiatae, 

 Leguminosae, and Verbenaceae. 



Genus MELISSODES Latreille, pp. 1222-1229 



*Melissodes subg. Callimelissodes LaBerge, 1961. Kans. Univ. Sci. Bui. 

 42: 294. 



Type : Melissodes lupina Cresson. Orig. desig. 



Taxonomy: LaBerge, 1961. Kans. Univ. Sci. Bui. 42: 283-663, 125 figs. 

 (Pt. Ill (final) of a gen. rev. treating the subgenera Callimelis- 

 sodes and Eumelissodes.) 



ablusa Cockerell, changed status. Calif. (Millbrae, Bolinas). (Callimelis- 

 sodes) 

 Melissodes metenua ablusa Cockerell. Raised to sp. rank (teste LaBerge, 

 1961, loc. cit. supra, p. 320). 



agilis Cresson. South. Canada, U. S., except Fla.; Mexico (Chihuahua, Coa- 

 huila, Durango). Has been recorded from a number of flowers, 

 but apparently stores pollen of Helianthus almost entirely. Re- 

 move subagilis, a valid sp., from syn. (Eumelissodes) 



*ambigua Smith. Syn. of rustica (Say). 



americana (Lepeletier). Transfer to Nomina Dubia in Melissodes, p. 1229 

 (teste LaBerge, 1961, loc. cit. supra, p. 654). 



*appressa LaBerge. Calif. Oligolectic on Compositae, preferably Gutierrezia, 

 Heterotheca, and Isocoma. (Eumelissodes) 



