154 



The Ohio Journal of Science [Vol. XX, No. 5, 



Dorycephalus minor n. sp. (Fig. 1.) 



Very similar to D. platyrhynchus Osb. but smaller the 

 elytra in female short and the vertex especially in male distinctly 

 shorter the female segment more produced. Length: female 

 12 mm. ; male 7 mm. 



Head flattened and produced the vertex in female more than twice 

 and in the male a little less than twice longer than wide. Vertex nearly 

 parallel sided the apex rounded. Front depressed at sides slightly 

 convex medially; clypeus short, rounded at tip; lorae rounded above 



"IB. VYVvVV-^- 



Fig. 1. Dorycephalus minor n. sp. a, female dorsal view; b, male dorsal view; 

 c, genitalia of female; d, genitalia of male. (From drawings by Mr. 

 J. D. Smith.) 



tapering below. Pronotum nearly twice wider than long, posterior 

 margin distinctly sinuate. Elytra abbreviated, reaching beyond fourth 

 abdominal segment, tips strongly divergent, commisural line curved. 

 Wings very short about half the length of the elytra. 



Color: Dull straw color, vertex with a central broken stripe of 

 fuscous indicated also on the anterior or part of the pronotum in the 

 female and with two distinct dark spots on the disk of the scutellum in 

 both sexes. A double row of black spots on dorsum of abdomen beneath, 

 sides of frons fuscous a central dark area on abdomen of male. 



