214 hymenoptera. 



83. Anthidium maculifrons. B.M. 



Female. Length 4 lines. — ^Black, the face has four ovate 

 yellow maculae, two on the clypeus, and one on each side of it ; 

 a stripe on the inferior margin of the mandihles, and a minute 

 spot on the vertex above the eyes, yellow. Thorax, a short stripe 

 over the tegulte, and four on the margin of the scutellum ; a 

 spot on the tegula; anteriorly, and the tibia; at their base above, 

 more or less yellow ; the thorax, ))articulfirly beneath, the face, 

 cheeks and legs have a cinereous pubescence, on the tarsi be- 

 neath it is rufo-fuscous ; the claws ferruginous. The basal seg- 

 ment of the abdomen has on each side an angular macula and 

 another minute one a little within ; the four following segments 

 have on each side, a little within their apical margins, an oblong 

 stripe, pointed within, and deeply emarginate anteriorly, almost 

 dividing the stripes ; the apical segment has two central ovate 

 spots, its margin crenulated, and laterally subemarginate, termi- 

 nating in a short tooth ; the ventral scopa yellowish-white. 



Hab. United States. 



84. Anthidium jugatorium. 



Megachile jugatoria. Say, Long's Exped. Source St. Peter's River, 

 Aj)pend. p. 83. 3. 



Hab. North America (Missouri). 



85. Anthidium interruptum. 



Megachile interrupta. Say, Long's Exped. Source St. Peter's River, 

 Append. 82. 1. 



Hab. North America (Missouri). 



86. Anthidium emarginatum. 



Megachile emarginata. Say, Long's Exped. Source St. Peter's 

 River, Append, p. 83. 2. 



Hab. North America (Missouri). 



87. Anthidium notatum. B.M. 



Anthidium notatum, Latr. Ann. Mus. Hist. Nat. xiii. 231. 23 (? . 

 St. Farg. Hym. ii. 370. \G. 



Hab. North America (Carolina). 



88. Anthidium perplexum. B.M. 



Female. Length 4 lines. — Black, the face on each side of the 

 clypeus and a little above the insertion of the antennae yellow ; 



