1920] Lutz and Cockerell, Notes on American Been 653 



Cresson, 1879, p. 229. Mexico. 



Centris (Rhodocentris) difformis Friese, 1900, pp. 243, 300. Frenxh 

 Guiana. 



Centris difformis Crawford, 1906, p. 158. Poz( Azul, Corta Rica; 

 (Carriker). 



Centris {Heterocentris) difformis Cockerell, 1906, p. 97. 



domingensis Dalla Torre, 1896, p. 304. N. n. for C. thoracica Smith (not 

 I^pelotier), 1874, p. 370. 9 . Santo Domingo. 



Centris (Melanocentris) domingensis Friese, 1900, pp. 242, 288. 

 Centris (Ptilotopns) domingensis Cockerell, 1906, p. 97. 



eiseni Fox, 1893, p. 22. 9 . Guaymas, Mexico; V; (Eisen). 

 Centris (Pcecilocentris) eiseni Friese, 1900, pp. 244, 333. 



elegans Smith, 1874, p. 372. 9 . St. Vincent. 



A.shmead, 1900, p. 300. Grenada, W. I. Probably var. grenadensis. 



Centris (Cyanocentris) elegans Friese, 1900, pp. 244, 332. On p. 350 he 

 proposes n. n. gracilis because he included Epicharis in Centris, thereby in- 

 troducirg E. elegans Smith, 1861. 



Centris (Hemisia) elegans Cockerell, 1906, p. 98. 



Cockerell, 1919, p. 186. cf ; windward side of St. Vincent, W. I.; (H. H. 

 Smith). 



elegans grenadensis Cockerell, 1919, p. 186. cf . Grenada; (H. H. 



Smith). 

 errans. See versicolor, 

 fascialia . See nitida fascialis . 

 fasciata Smith, 1854, p. 377. 9 , cf . Jamaica. 

 Fox, 1891, p. 348. Kingston, Jamaica. 



Centris {Pa:cilocentris) fasciatella Friese, 1900, pp. 244, 332. N. n. given 

 because he joir.ed Epicharis with Centris, thereby introducing fasciata 

 Lepeletier, 1825. Mexico. 



Cenlris (Pacilocentris) fasciata Schrottky, 1902, p. 325. Lagoa Santa, 

 Minas Geraes, Brazil. 



Hemisia fasciata Schrottky, 1905. p. 13. 

 See versicolor. 



fasciatella. Sec fasciata . 



flavifrons Fabricius, 1775, p. 383. (Apis) 9 . Brazil . 



Anthophora fUunfrons Fabricius, 1804, p. 375. 



LejK'letier, 1841, p. 152. 



Smith, 1854, p. 369. d'. 



Centris citrotcpniata Grilwdo, 1893, p. 268. 9 ; Chiriqui, Panama. 



Fox, 1895, p. 272. Tepic, Mexico. 



Centris (Cyanocentris) flavifrons Friese, 1900, pp. 243, 317. States (p. 319) 

 that he has specimens from Chiriqui, lal)eled citrntiFniata by Gribodo, which 

 Sltb flainfrons, but he did not .sink Gril>odo's i.anie. 



