EUCERA. 231 



b. Cruriferce (colleotorB on the shanks and tarsi), 

 f With two submarginal cells to the wings. 



Genus 10. EucERA, Scopoli. 



(Plate VI. fig. 2 cJ ? .) 



Apis ** d 1, Kirby. 



Gen. Char. : Head transverse ; vertex concave ; ocelli 

 ill a curve, and very high up; /aceflattish; clypeus very 

 convex, hirsute, and fimbriated ; labrum transverse-ovate, 

 and emarginate in front; mandibles very obtusely and 

 inconspicuously bidentate ; tongue very long and slender, 

 and gradually acuminating, transversely striated ; pa- 

 rafflossa slender, membranous, very acute, and about 

 tvFO-thirds the length of the tongue ; labial palpi mem- 

 branous, and about the length of the paraglossse, the 

 basal joint linear, broad, longer than the rest united, 

 the second about half its length and acuminate, the two 

 terminal ones are very short and equal, and articulate 

 within the apex of tlie second joint ; labium less than 

 half the length of the tongue, its inosculation concave ; 

 maxilla two-thirds the length of the tongue, subhastate; 

 majcillary palpi six-jointed, short, less than one-third the 

 length of the maxillse, the basal joint robust, the rest 

 filiform, and gradually decreasing in length and sub- 

 stance. Thokax very pubescent, which conceals its 

 divisions ; metathorax truncated ; wings with two sub- 

 marginal cells, the second receiving both the recurrent 

 nervures, one near each of its extremities ; legs setose, 

 especially the tibiae and plantae, which, in the posterior 

 pair is very dense on the exterior of the tibiae, and both 

 externally and internally upon the plantae, the following 

 joints of the posterior tarsi inserted beneath, and within 



