296 Mr. F. Smith's Monograph of the 



apical segment ; the rest of the pubescence is black. In 

 the male, the pubescence of the head, thorax, and basal 

 segment of the abdomen, is ochraceous ; on the three 

 ap'ical segments is a mixture of black and ochraceous 

 pubescence ; the labriun and clypeus yellowish-white, eyes 

 a])proximating on the vertex, 

 i/ai.— Texas. 



114. Xi/locopa tabaniformis. 



Xylocopa tabaniformis, Smith, Cat. Hym. Ins., Apidse, 



ii. 362, 2. 



Black. — The face and cheeks with short griseoTis pubes- 

 cence ; the thorax clothed with hoary pubescence, inter- 

 mixed with sooty-black ; the second, and three following 

 segments have their apical margins bordered laterally with 

 ochraceous bands ; the posterior tibire, and the intermediate 

 and posterior tarsi, are clothed outwardly with ochraceous 

 pubescence ; Avings subhyaline, slightly clouded at their 

 apex. The male closely resembles the female, but has the 

 clypeus and labrum yellow, and only the second and third 

 segments of the abdomen bordered Avitli ochraceous pubes- 

 cence ; the following segments are fringed with black. 

 Eight lines long. 



Hab. — Mexico (Oajaca). 



115. Xylocopa cyanea. 



Male. — The head black ; the thorax, legs and abdomen 

 dark blue ; the thorax exhibits, above, tints of green and 

 violet ; the mesothorax has an oblong impunctate space on 

 the disk, its sides being closely and rather finely punctured ; 

 the abdomen finely and closely punctured. The labrum, 

 clypeus, and a triangular spot above it and uniting with 

 it, yellowish-white. The pubescence on all the tarsi, 

 beneath, is ferruginous ; the anterior pair being fringed 

 with a mixture of fuscous and ferruginous pubescence ; 

 the wings are fusco-hyaline, and have a coppery irides- 

 cence. There is a little cinereous pubescence at the 

 sides of the thorax, and also on the fi'ont of the thorax 

 and the base of the abdomen, the apex of the latter being 

 densely covered with black pubescence. Length ten to 

 eleven lines. 



Hab. — Mexico. 



This insect I received from Dr. Sichel with the name 

 (" cyanea, Sichel, n. s.") attached ; not having been able to 



