224 Journal New York Entomological Society. C^oi. xxiv, 



Xylocopa hrasilianorum brasilianornm Linne. 



Length of male, 22-24 ™^'^- ', of female, 24-26 mm. 



Female. — Head black, almost as wide as thorax, well punctured, 

 hairs black; mandibles with two large teeth at the apex and a small, 

 rounded one on the middle of the upper margin, no depressed area 

 at the base and with but few punctures, the upper longitudinal groove 

 very deep with a depressed spot in the middle; labrum with three 

 lobes, the lateral ones blunter and a little hidden beneath the hairs; 

 clypeus flat, punctures large but few, longitudinal carina not present, 

 the upper and lateral margins shining, impunctate, the upper margin 

 a little elevated, the lateral ones more raised and more sharply ridged 

 toward their lower extremities; frontal shield on a slightly higher 

 plane than the clypeus; the frontal grooves marked by a shallow su- 

 ture, the lateral foveol?e very small; frontal carina rather prominent, 

 not sharply pointed, the upper side verging into a furrow concurrent 

 with the heart-shaped groove of the median ocellus; ocelli small, the 

 posterior ones not carinated in front but with large circular pits 

 behind, a short, fine furrow midway between; eyes rather small and 

 widely separated; vertex well punctured, the cheeks finely and 

 sparsely so. 



Thorax black, hairs black, short and not very dense on back ; disk 

 very large, including the anterior half of the scutellum, without hair 

 or punctures and shining ; scutellum behind the flat, unpunctured area 

 rounded and sloping downward, and pilose ; post-scutellum with few 

 punctures, small and hairy. 



Abdomen entirely black, hairs black, rather elongate, punctures 

 close and fine on the anterior half, coarser on the posterior half; a 

 longitudinal carina along the middle of the tergum, and a correspond- 

 ing carina along the venter but much sharper and more prominent; 

 epipygium not wide at the base. 



Wings fuliginous, violet color predominating with tints of blue 

 and purple; tegulse black; length of wings 20 mm. 



Legs black, hairs black; tibial scale with the anterior tooth longer, 

 narrower and more pointed than the posterior one. 



Male. — The male, besides being entirely fulvous, differs as fol- 

 lows : Head narrower, punctation fine ; mandibles brownish black, 

 with a yellow spot at base, constricted along the middle, smaller and 

 no tooth present on the inner margin; labrum with only one lobe; 



