Vol. XXXl] I \TOMOLOGICAL NE\V> 95 



One specimen collected at Southern Pines, June 6, 1906, 

 R. S. W. 



KEY TO SPECIES OF BICYRTES 



i 



Males 



I Middle femora with distinct tooth at base; last dorsal abdominal seg- 

 ment black; bands on dorsum narrow venlralis. 



I Middle femora without tooth at base 2. 



2 Flagellum black guadnfasciuln. 



2 Flagellum not wholly black- legs black and ferrugineous, markings 

 deep yellow, frequently with dashes of ferrugineous capnoptera. 



Females 



i -Mesopleurae black 2. 



I Mesopleurae not black, marked with yellow. Discal spots on scutum 



absent or present in the form of narrow yellow lines. . . .quadrifasciata. 

 2 Sixth dorsal abdominal segment with a well defined pygidial area, set 



o by distinct lateral ridges capnopteni. 



2 Sixth dorsal abdominal segment without a pygidial area or well denned 



lateral ridges, underside of this segment without a median longitudinal 



ridge ventralis. 



Bicyrtes quadrifasciata Say. 



One of the largest species in the genus. The ground color of the body 

 is black with a bluish iridescence. The bands are broad at the sides and 

 narrowed medially; narrowly interrupted anteriorly, more widely pos- 

 teriorly. Length 1214 mm. 



Collected at the following localities: Southern Pines, July, 



A. H. M; Swannanoa, M. July, 1919, R. W. L.; Wilson, E. 

 July, 1906, R. S. W.; Statesville, M. July, 1919, F. S. 8 

 specimens: 5 males, 3 females. 



B. ventralis Say. 



c? Black; Labrum, scape of antennae below, broad anterior and 

 narrow posterior orbits, posterior margin of pronotum including lateral 

 tubercles, rounded lateral spots on scutcllum, band on metanotum, lateral 

 angles of median segment, narrow band on dorsal abdominal segments 

 1-6 narrowly interrupted medially, yellow. The color markings und.il-<> 

 the arrangement of the bands are variable and too much dependence 

 should not be placed on them as specific characteristics. 



One specimen, collected at Raleigh, M. June, !<)<>(>, I\. S. \Y. 



