4. ANDRENA. 57 



the margins of the segments piceous, the second and third de- 

 pressed ; all the margins thinly fringed with fulvous pubescence ; 

 the extreme apex covered with fuscous pubescence. 



This species is in the collection of Mr. Dale, of Glanvilles Wootton, 

 also in that of Mr. Walcott, of Bristol ; taken at Norwich by Mr. 

 T. B. Bxidgnian. 



"a 1 



Div. VI. The segments of the abdomen having marginal fasciae. 

 A. The fasc'w concolorous with the pubescence of the thorax. 



41. Andrena fulvicrus. 



A. nigra, pallide fulvo villosa, abdomine fasciis tribus pallidis, 

 tibiarum posticarum scopa fulva. 



Andrena fulvicrus, Smith, Zool. v. 1916 ; Bees Great Brit. 86. 



Scht'iick, Nass. Bien. 249. 

 Melitta fulvicrus, Kirby, Man. Apum Angl. ii. 138 <3 2 • 

 Melitta contigua, Kirby, lib. cit. 140, var. J . 

 Andrena articulata, Smith, Zool. v. 1750, var. <$ . 



Female. Length 41-5^ lines. — Black ; the clypeus clothed with 

 fulvous pubescence, above which it is black. Thorax, the disk 

 thinly clothed with fulvous pubescence, on the sides and metathorax 

 it is paler ; wings hyaline, the nervurcs ferruginous, the tegula) 

 piceous : the pubescence on the legs rufous, the scopa fulvous, the 

 claws ferruginous, the pubescence on the tarsi beneath ferruginous, 

 the floccus pale fulvous. Abdomen ovate, shining, closely and 

 finely punctured ; the margin of the basal segment and those of 

 the three following have a fascia of pale fulvous pubescence, that 

 on the basal segment usually more or less obliterated ; the apical 

 fimbria sooty black. B.M. 



Male. Length 3|-5 lines. — Black ; the face densely clothed with 

 rufo-fuscous pubescence, usually intermixed with a few fulvous 

 hairs ; antennae half the length of the thorax, the latter clothed 

 with pale fulvous pubescence, palest on the sides and on the legs. 

 Abdomen ovate-lanceolate, closely punctured ; the apical margins 

 of the segments, which are slightly depressed, have a fascia of 

 ochraceous pubescence ; the entire abdomen has a short scattered 

 pubescence of the same colour ; the sixth and apical segments have 

 a little dark fuscous pubescence, the extreme apex ferruginous. B.M. 



Var. a. Length 5^ liues. — The flagellum, except the basal joint, 

 rufo-piceous beneath ; the mandibles and apical joints of the tarsi 

 ferruginous ; the fasciae of the abdomen white ; the abdomen very 

 shining and punctate. 



Var. fi. The entire pubescence white. 



This species appears in May, and is common in the London dis- 

 trict, but local ; occasionally large colonies are to be found : one 

 in Sandown Bay, Isle of Wight, extended along the cliff from thirty 



