356 CLASS VIII. 
Psithyrus Lere.. DE St. Fara., Apathus NEwMANN. 
Comp. Cur. DREWSEN og J. Scu1éprE, Fortegnelse over Danske Arter of 
Slegterne Bombus og Psithyrus; KrosEr’s Tidsskr, 1. 2. 1838, pp. 105— 
126, Tab. 11. 
B. Solitarie. Males and females alone, without neuters. 
Posterior feet with tibize not excavated outwards, with first joint of 
posterior tarsi not tomentose internally. 
1. First joint of posterior tarsi produced at the external angle 
of the apex or slightly prominent: second joint placed in the oppo- 
site or internal angle. Posterior feet often large, very hirsute. 
+ Paraglosse shorter than labial palps. (Cubital cells three.) 
Epicharis Kuve, Latr. Maxillary palps very short, with 
single joint. 
Acanthopus Kuve. 
Centris F ABR. (in part). Maxillary palps with four joints. 
Species exotic, American, Fig. Guiérin, Iconogr. Ins. Pl. 74, fig. 6. 
Comp. on this genus LeprnEeriur, Encycl. méthod., Hist. Nat. Ins. Tom. x. 
p- 705. 
Ancyloscelis Latr. (Tetrapedia Kuve), Ptilotopus Kuve. 
Saropoda LatTR. Maxillary palps with five joints. 
Anthophora LatR. Maxillary palps with six joints. 
Sp. Anthophora hirsuta Latr., Apis plumipes Paut., PALLAS, Spic. Zool. 1x. 
Tab. 1. fig. 14;—Anthophora parietina Latr., Annal. du Mus. 11. 1804, 
pp. 251—259. Tab. xxi. fig. 1, A—D. 
Melliturga Later. 
tt Paraglosse setaceous, of the length of labial palps or longer 
than these. (Cubital cells in some two, in others three.) 
Eucera Scopout, Fasr., Larr. (and Macrocera SPINOLA). 
Comp. J. A. Scopott Annus quartus historico-naturalis. Lipsie, 1770, 
8vo. Dissert. de Apibus, pp. 8, 9. 
Sp. ucera longicornis, Apis longicornis L., SWAMMERDAM Bibl, nat. Tab. 
XXvI. fic. 6; Panzer, Deutschl. Ins., Heft 64. Tab. 21. The antenne in 
the male are somewhat longer than the body. 
Melissodes LAtTR. 
2. First joint of posterior tarsi nearly of the same breadth or 
narrowed gradually from base to apex, with external angle little 
