HYMENOPTERA. 343 



118. ANTHOPHORA TRICOLOR. B.M. 



Andrena tricolor, Fabr. Ent. Syst. ii. 310. 13 3 . 

 Megilla tricolor, Fabr. Syst. Piez. p. 329. 7. 

 Anthophora tricolor, St. Farg. Hym. ii. 86. 53. 



Hab. South America. 



Female. This sex closely resembles the male, but has the 

 head entirely black ; the head has a griseous pubescence, the 

 posterior tibiae have exteriorly a white pubescence, the abdomen 

 as in the male. 



119. ANTHOPHORA RUFIPES. 



Anthophora rufipes, St. Farg. Hym. ii. 50. 24 5 . 

 Hab. ? 



120. ANTHOPHORA MACULICORNIS. 

 Anthophora maculicornis, St. Farg. Hym. ii. 31. 5 . 

 Hab. ? 



121. ANTHOPHORA ACARENSIS. B.M. 



Apis acarensis, Fabr. Ent. Syst. ii. 329. 68. 

 Centris acarensis, Fabr. Syst. Piez. p. 356. 9. 



Hab. Guinea; South Africa (the Gambia). 



Genus 52. DIPHAGLOSSA. 



Diphaglossa, Spin. Faun. Chili, vi. 168. 



Ocelli placed in a triangle on the vertex ; the labial palpi 4- 

 jointed, about the same length as the labium; the two basal 

 joints stout, subclavate, the basal joint as long as the second and 

 third, the three apical joints gradually decreasing in length, the 

 two apical joints slender, inserted at the apex of the second 

 joint ; the labium obtuse and broad at the apex, which is emar- 

 ginate ; near the apex on each side is a notch ; the angles of the 

 apex rounded and having each a long slender filament, acute at its 

 apex, a shorter filament is also produced in the notch on each 

 side. Maxillary palpi 6-jointed, the joints slender and subclavate. 

 The superior wings have one marginal and three submarginal 

 cells. 



