MILLIPEDS — HOFFMAN 



201 



Paranota of 18th segment forming acute subtriangular lobes, those 

 of 19th bluntly rounded and very slightly convergent. Telson short, 

 granular, with evenly converging sides and a distinct setiferous knob 

 near the base on each side. Anal valves moderately convex, with 

 a small swelling near the base of each, the mesial margins with 

 strongly compressed edges. Preanal scale large, about twice as wide 



Figure 7. — Mesial aspect of male gonopods of Pachydesmus: a, P. crassicutis crassicutis 

 from Port Hudson, La.; b, P. c. duplex from Grenada, Miss.; c, P, c. tWwrjMJ f rom Easley, 

 S. C; d, P. c. denticulatus from Atlanta, Ga. 



