APID/E. 313 



toothed laterally ; ? with the apical 

 ventral valve elongate and lanceolate, quadridentata. 

 (4) 5. (J with the fifth dorsal segment toothed 

 laterally ; ? with the apical ventral 

 valve short, angularly truncate at the 



apex . KUFESCENS. 



(3) 6. (J, fourth ventral segment entire at the 

 apex ; J , fifth ventral segment emar- 

 ginate or truncate at the apex. 



(8) 7. (J, fourth ventral segment as coarsely 

 and remotely punctured as the second 

 and third ; ? , sixth dorsal segment 

 without a white pilose band, fourth 

 ventral largely and remotely punc- 

 tured ACUMINATA. 



(7) 8. (J, fourth ventral segment distinctly 

 more finely and closely punctured 

 than the second and third ; ? , sixth 

 dorsal segment with a white basal 

 band, fourth ventral closely and finely 

 punctured simplex. 



C. vectis, Curt. — Black, head and thorax dull, very 

 largely and rugosely punctured, face and sides of the thorax 

 densely clothed with ochreous hairs, disc of the latter 

 clothed with shorter, darker hairs, mandibles bifid, wings 

 smoky, scutellum with strong lateral spiniform teeth ; 

 abdomen shining, very largely punctured, subcorneal in the 

 (J, subtriangular in the ? , each segment at the base with 

 a more or less triangular patch of pale pubescence on each 

 side, the basal segment with its sides entirely so clothed, 

 fifth segment in the $ with a slightly prominent apical tooth 

 on each side, sixth with a rather long basal spine, its apical 

 processes each bearing a short blunt spine above and a 

 sharp spine-like tooth below ; sixth segment in the ? finely 

 punctured, and narrowed to the apex, which is somewhat 

 rounded, its disc and sides longitudinally carinated; beneath 

 punctured, the puncturation finer as it approaches the 

 apex, all the segments testaceous at the apex and laterally 

 spotted with white pubescence except the basal segment 

 ■which has a central spot, fourth segment in the ^ biden- 

 tate at the apex, sixth with a corneous central rounded 

 lobe, stipites of the armature laterally flattened, clotlied 



