554 BuUetin American Mutieum of Nat u ml History [Vol. XLII 



CerUri (Hemisia) citrot<niuUa Cockerell, liKM), p. 9K. 

 Centris(Hemima)flavifromCo(kcrc\\,190^,pA)H. Mexico. 

 C. ciirola-nita Cockerell, 1919, p. 192. Rio Mato, Caura district, Vene- 

 zuela. Hhitish (Iuiana; IV. 



flavifrons flavofasciata Fru^se, 1899, p. 46. cf . Mexico, 



flavifrons rufescens Friese, 1899, p. 46. cf. C'hiriqui, Panama. 



flavofasciata . See flamfrons flavofasciata. 



foxi. See atripes. 



friesei. See costaricensis. 



friscato. See bi macula ta. 



fitlviventris. See lanipes. 



fusciventris scutellata Friese, 1900, p. 273. (Cehtris Melanocentris) 



cT, 9. C.'hiriqui, Panama. 

 gracilis. See elegans. 

 grenadensis. See elegans grenadensis. 

 gualenensis. See inermis gualanensis. 

 hsemorrhoidalis Fabricius, 1775, p. 386. (Apis) 9 . America, 



Centris tabaniformis Fabricius, 1804, p. 358. cf ; South A&ierica. 



Fabricius, 1804, p. 359. 9 . American islands. 



Megilla hfpmorrhoidalin Illiger, 1806, p. 142. 



Hemisia tabaniformis Klug, 1807, p. 227. 



Hemisia hoemorrhoidalis Klug, 1807, p. 227. 



AtUhophora hinnorrhoidalis Lamark, 1817, p. 61. 



Fox, 1891, p. 348. Kingston and Port Antonio, Jamaica. 



Ashmead, 1900, pp. 209, 300. Grenada. Cuba. Porto Rico. Central 

 America. South America. Some of these are probably mistakes in 

 identification. 



Centris (Cyanocenlris) hceinorrhoidalis Friese, 1900, i)p. 243, 328. St. 

 Thomas. Guatemala. 



Centris (Hemisia) hcnnorrhoidalis Cockerell, 1906, pp. 73, 98. Jamaica. 

 Cockerell, 1912a, p. 140, made the specimens from Santo Domingo lepe- 

 letieri. 



Cockerell, 1919, p. 186. St. Andrew, Jamaica; IV; (Taylor). 



See versicolor. 



hoflmanseggisB Cockerell, 1897, pp, 395, 397. cf (not 9). College Farm 

 Mesilla Valley, New Mexico; V; at Hoffmanseggiafalcoria. See 

 cnckerelli. 



Cockerell, 1897a, p. 29. Juarez, Mexico. 



Centris laruisa Cockerell, 1897, p. 397, 9 only, and not of Cresson. 



Fox, 1899, p. 68. Gives the above synonomy. 



Cockerell, 19006, p. 243. At Prosojm glandulosa; V. See 1900, p. 363. 



Centris {Melanocentris) hoffmanseggiie Friese, 1900, pp. 242, 295, 341. 



Fowler, 1902, p. 317. Redland.s, California; VI; (Woodworth). 



Centris (Ptilotopu^) hoffmanseggia Cockerell, 1906, p. 97. 



