BEES OF GREAT BRITAIN. 169 



Osmia fulviventris, Brulle, Hist. Nat. Canar, ii. pt. 2. Entom. 

 p. 85. \^. 



Lucas, Explor. So, Alger, iii. 192. 115. 



Nyland, Ap. Boreal Revis. p. 272, 10. 

 Osmia hirta, Smith, ZooL ii. 742. 3. 



, r 



Female. Length 4-5 lines. — Black ; head as wide as the thorax, 

 subquadrate ; the head and thorax very closely punctured ; the 

 face thinly clothed with pale fulvous pubescence; the anterior 

 margin of the clypeus bidentate ; the mandibles very stout, pu- 

 bescent at the sides ; the antennas not longer than the head. 

 Thorax thinly clothed with pale fulvous pubescence, that on the 

 legs is of the same colour ; wings fusco-hyaline, their margins 

 having a dark fuscous cloud. Abdomen oblong, atro-ca;ru- 

 leous, a little narrowed towards the base, very glossy, strongly 

 and regularly punctured; beneath densely clothed with bright 

 ferruginous pubescence. . B.M. 



Male. Length 4-5 hues. — Nigro-seneous, similarly punctured 

 to the female; the face clothed with fulvous pubescence, that 

 on the clypeus of a paler and brighter colour; the antennee a 

 little longer than the head ; the disk of the thorax clothed with 

 long fulvous pubescence, palest at the sides and beneath. Ab- 

 domen oblong-ovate, thinly covered with pale fulvous pubes- 

 cence, the margins of the segments shghtly depressed; the 

 sixth segment has its m.argin notched in the middle, and has a 

 shght central depression; the seventh segment is bidentate. 



B.M. 



This species appears to be widely dispersed, but it is still a 

 local insect; it is not uncommtm about Battersea and Hammer- 

 smith during June and July, Mr. Wollaston brought examples 

 from Cornwall. It makes its burrows in decaying w^ood. Stelis 

 phfsoptera has been observed entering its nests. 



As there is a doubt whether Fourcroy's Apis hirta is really 

 synonymous, Latreille's name has been adopted for the species. 



8. Osniia spinulosa. 



0. atra cinereo-subvillosa; scutello bidentato ; ano tnaris in- 

 flexOj spinuloso, ventre basi cornuto. 



Apis spinulosa, Kirby, Mon. Ap. Angl ii. 261. 53. 

 Osmia spinulosa, Smith, Zool ii. 741. 2. 



Female. Length 3-3j lines. — Black, shining, and strongly punc- 

 tured; the face has a little cinereous pubescence at the sides of 

 the clypeus, and a little pale ochraceous pubescece at the in- 



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