APID.E. 333 



the $ reaching to about tbo tegiilte, and not pilose be- 

 neath ; wings clouded, especially over the marginal cell, 

 nervures very dark, propodeum with the disc of the basal 

 area shining ; abdomen rather shining, finely and closely 

 punctured, clothed in the $ entirely with bright fulvous 

 hairs, first and second segments in the ? with fulvous, the 

 rest with black, the apical margins of the segments in both 

 sexes shining and impunctate, sixth segment in the $ 

 slightly emarginate, seventh segment deeply so ; second 

 ventral segment clothed with black hairs, its posterior 

 margin angulated in the centre, the third emarginate, the 

 emargination fringed with fulvous hairs, fourth rounded 

 apically, clothed with hairs recurved at the apex, fifth only 

 visible at the extreme sides, armature with the stipites 

 largely dilated near their apices, which are then narrowed 

 and rapidly convergent, the dilatation clothed with bristly 

 hairs; ? , scopa dense and black, with fulvous reflections 

 in certain lights ; legs of the $ clothed with fulvous 

 grey hairs, of the ? with black, intermixed with fulvous, 

 posterior metatarsi of the $ produced inwardly into a 

 distinct tubercle, in the ? simple, longer than in 

 'pilicornis. 



L. 12 mm. 



Local ; appears in the end of April or early in May, and 

 forms its nests, according to Smith, usually at the roots of 

 grass ; " the cells are pitcher shaped, and constructed of 

 mud mixed with small pebbles, the cells are rounded at 

 the bottom, but flattened at the top, and closed by a lid; 

 a nest, when completed, usually contains five or six cells." 

 Somorsham near Ipswich J (K'lrhy), DarenthWood; near 

 Liverpool ; Bristol, on Glechoma hedcracca ; Eastbourne ; 

 Exeter; [Smith). Isle of Wight; (liulliney). Sandown, 

 Isle of Wight; {Dale). Gloucestershire; (Perkins). 



0. parietina, Curt. — About the size of pi/icomis, but 

 easily known from that species by the fulvous haired 

 thorax, and short antcnux of tlio J, and tlic pale haired 



