J. C. CRAWFORD, JR. 161 



abdominal segments not lighter, and is apparently a much larger 

 species, the 9 being 16 mm. 

 £xuniaIopsi»<i similis Cress. 



A large series from Guacimo in June, and from Guapiles in 

 March, both sexes being taken. 



Mr. Viereck compared this species with the type and says it is 

 identically the same. 

 Eiitecliiiia fiilvirrons Sm. 



Juan Vinas, March 11th (L. Bruuer) ; Monte Redondo, March 

 3rd (L. Bruner), 3 9 . 



XYLOCOPIDtE. 

 Xylocopa cornuta Fabr. 



Two 9 , one taken at San Jose in June, and the other received 

 from a curio dealer, who did not know the place it was taken. 



Xylocopa barbata Fabr. 



One 9> San Jose, May 30th. The steel-blue color, with the 

 white pubescence behind the eyes and on the lateral margins of the 

 fourth and fifth abdominal segments, make this a striking species. 

 Xylocopa tabaiiifotrniis Sm. 



On 9 on May 26th, at San Jose. 



PANURGID^. 



Hylseosoma Ashineadi n. sp. J — Black, form narrow, clotbed with 

 thin ochraceoii? pubescence, abundant on ventral segments; head and thorax 

 finely tesselate, slightly shining, very finely, but not closely punctured ; antennae, 

 tarsi and knees testaceo-ferruginous; face long, eyes converging below; base of 

 metathorax with a longitudinal line medially, and on each side of this a few 

 weak wrinkles not reaching apex, no distinct enclosure; wings hyaline, nerv- 

 ures and stigma dark brown; abdomen impunctate, shining, segments trans- 

 versely striatulate. Length 3i mm. 



San Jose, June 14th. 



This species is close to the type of the genus, but differs in the 

 head and thoxax much less shining, punctures of mesothorax 

 suialler, second submarginal comparatively large, first recurrent 

 nervure nearer base of second submarginal cell, base of metathorax 

 without triangular enclosure, etc. 



This genus is peculiar in the female, having the antennae strongly 

 clavate, as well as in the very prominent thorax and the peculiar 

 venation. 



TBANS. AM. ENT. SOC. XXXII. (21) JUNE, 1906. 



