hymenoptera. 363 



97. Xylocopa Carolina. B.M. 



Centris Carolina, Fahr. Syst. Piez. 357- 14. 

 Xylocopa Carolina, Say, Bost. Journ. Nat. Hist. i. 412. 

 (Schonnherria), St. Farg. Hym. ii. 207. 57. 



Hab. United States ; St. John's Bluff, East Florida. 



98. Xylocopa micans. B.M. 



Xj-locopa (Schonnherria) micans, St. Farg. Hym. ii. 208. 58 S . 

 Xj^locopa vidua, St.Farg.Hym. ii. 210. 61 $ {typeinColl.Westw.). 



Hab. N. America ; St. John's Bluff, East Florida. 



99. Xylocopa obscura. 



Xylocopa obscura, St. Farg. Hym. ii. 188. 25. 

 Hab. N. America ? 



100. Xylocopa phalothorax. 



Xylocopa phalothorax, St. Farg. Hym. ii. 194. 37. 

 Hab. ? (Coll. F. Smith.) 



101. Xylocopa divisa. B.M. 



Xylocopa divisa, Klug,Mag.der Gesell. Nat. Fr. zu Berlin (1807), 

 p. 264. 



Hab. ? 



Genus 54. LESTIS. 



Apis, pt., Fabr. Ent. Syst. ii. 314 (1793). 

 Centris, pt., Fabr. Syst. Piez. p. 354 (1804). 

 Lestis, St. Farg. Hym. ii. 211 (1841). 



Head transverse, as wide as the thorax ; scape subfiliform, 

 two-thirds of the length of the flagellum, the latter filiform ; the 

 ocelli placed in a triangle on the vertex. The labial palpi 4- 

 jointed, shorter than the labium, about two-thirds of the length 

 of the labium, which is very pubescent ; the basal joint of the 

 palpi elongate, thrice the length of the second joint, the two 

 apical joints minute, placed continuous with the two basal ones. 

 The maxillary palpi 4-jointed, gradually tapering from the base 

 to the ai)ex ; the basal joint stout, about half the length of 

 the second joint, the third shorter than the basal joint, the 

 apical one slender, minute. The superior wings have one mar- 

 ginal and three submarginal cells : the marginal cell as long as 

 the three submarginals, very narrow, and having a short abbre- 

 viated nervure at its apex ; the second submarginal cell scarcely 



