Ma7iclicstcr JMevLoirs, Vol. xliv. (1900), No. 15. 91 



central basal keel, is an area, slightly more than twice 

 as long as broad ; somewhat triangular in shape and 

 wider at the base ; the lateral keels curve inwards ; inside, 

 it is closely, transversely striated ; at the end of this area 

 is a shorter, alinost square one ; and outside it is a larger, 

 wider one, which is narrowed on the outer ai)ical half, 

 the keel bounding this part being curved; inside it in the 

 middle are two transverse keels, on the upper outer side 

 are two keels, one straight, the other curved. There are 

 thus four basal, two central and four apical arere, or 10 

 areai in all. Propleurae finely striated above ; the lower 

 part more strongly striated, all the striae being distinct ; 

 the mesopleurae smooth and shining ; the metapleurae 

 fineh' rugose. Mesosternum smooth ; the central furrow 

 striated. The coxk black; the anterior obscure testaceous 

 in front ; the trochanters white ; the femora black ; the 

 anterior more or less testaceous ; the tibiae are broadly 

 white at the base; the tarsi rufo-testaceous. Wings 

 hyaline, strongly iridescent ; the tegular white; the ner- 

 vures are dark fuscous ; the stigma is pale at the base. 

 Abdomen smooth, shining, impunctate, except the raised 

 central part of the petiole, which is distinctl)' longitudi- 

 nally striated. 



A GA T HIDES. 



DiSOPHRYS EKVTHROCEPHALA, Sp. HOV. 



Nigra ; capite, prothorace, incsothorace pcdibusque 

 anterioribus rufis ; alis violacco-Juuiatis. $ . 



Long. 10 mm. 



Antenn.'e black ; the scape thickly covered with white 

 hair. Front and vertex smooth, shining, impunctate ; a 

 stout keel runs from the hinder ocelli to the outer side 



