MEGACHILE. ANTHIDITJM. 



83 



the tips of the mandibles rufo-piceous. The mesothorax with two 

 ovate patches of short pubescence anteriorly and another behind 

 each tegula ; the wings pale fulvo-hyaline, the nervures ferruginous, 

 the tegulee rufo-piceous. Abdomen cordate ; the apical margins of 

 the segments with narrow pubescent fasciae ; the apical segment 

 with pale fulvous tomentum ; beneath densely clothed with pale 

 fulvous pubescence. 



Male. Length 5^ lines. — Its pubescence pale fulvous ; that on the 

 face dense and long, very bright and pale on the clypeus. Thorax 

 pubescent : the wings as in the female ; the anterior femora and 

 tibiae ferruginous, with a dark line in front ; the tarsi yellow, and 

 broadly dilated ; the first joint narrowest at the base, the follow- 

 ing joints short, transverse, and each in succession smaller, all 

 fringed behind with curled hairs, which are black at their tips ; 

 the coxae with long black spines ; the intermediate tibiae and the 

 apex of the posterior pair ferruginous, their tarsi yellow. Abdomen 

 oblong, very slightly narrowed posteriorly, covered with short pale 

 fulvous pile, the apical margins of the segments with narrow fascia? ; 

 the apical segment covered with pale pubescence, and deeply 

 notched in the posterior margin. 



Hah. Mexico. 



63. Megachile bipartita. 



Female. Length 4| lines. — Black, the pubescence on the head and 

 thorax cinereous, that on the abdomen fulvous. The face, as high 

 as the front of the vertex, pubescent ; the clypeus naked, its anterior 

 margin crenulated. The thorax with thin short pubescence above, 

 on the metathorax and the sides it is longer and more dense ; the 

 claw-joint ferruginous ; wings hyaline, the nervures black, the 

 apical margins beyond the second submarginal cell slightly fuscous. 

 Abdomen oblong, the third, fourth, and fifth segments covered with 

 short fulvous pile ; the apical margins of all the segments with 

 narrow, pubescent, fulvous fasciae ; densely clothed beneath with 

 pale fulvous pubescence, which is palest at the base of the ab- 

 domen. 



Male. Length 4| lines. — The pubescence as in the female, the 

 abdomen being densely covered with short fulvous pubescence be- 

 yond the third segment ; the apical one deeply notched in the pos- 

 terior margin ; the anterior tarsi simple. 



Hah. Mexico, Oajaca. 



ANTHIDIUM, Fabr. 



1. Anthidium compactum. 



Female. Length 3 lines. — Black, with the head and thorax very 

 closely punctured, the former, as well as the abdomen, spotted with 



g2 



