APID.E. 347 



emavginate, seventh ventral segment with the inner 

 margins of its sclerites straiglit as they approach the apex, 

 which is rounded ; eighth with two small hairy tubercles 

 at the apes, stipites of the armature, with the sides sub- 

 parallel, slightly concave; legs in the $ with the tibite 

 clothed externally with pale ochreous hairs, except at the 

 extreme apex ; in the ? at the base only, tarsi in both 

 sexes more or less clothed with white hairs above, the 

 posterior metatarsi distinctly concave along their upper 

 margin. 



L. 13 mm. 



Associates with Anlhopliora j'liJ'pes and not uncommon 

 round the burrows of that species. 



The round spots of the abdomen vary much in size and 

 are sometimes entirely absent. 



ANTHOPHORA, Latr. 



This is a very extensive genus and distributed all over 

 the world, the species in the cJ sex present very strong 

 structural characteristics, in the ? they are more uniform ; 

 they rather resemble small humble-bees in general form, 

 although very distinct from them in minute structure ; the 

 labial palpi are four-jointed, the second joint not more than a 

 quarter so long as the first, the third and fourth very 

 small, and cylindrical, parnglossre sheath-like, the basal 

 portion of each enshcathingthe baseof the tongue anteriorly, 

 the lateral portion produced into a long concave process 

 which ensheaths the tongue posteriorly and laterally, 

 tongue exceedingly long, maxillary palpi six-jointed, basal 

 scales of the maxilla; well developed, oval, and fringed with 

 bristles, labrum transverse, antennre of the c? and ? sub- 

 equal in length, clypeus and labrum in the (J of the British 

 species white; wings with three submarginal cells; <? with 

 six ventral segments exposed, seventh with long divergent 



