MILLIPEDS — HOFFMAN 



191 



Figure 1. — Structural details of Pachydesmus: a, anterior end of body, lateral aspect, of 

 P. crassicutis crassicutis; b, same, of P. clarus; c,'male,'gonopods, in situ, of P. c. retrorsus; 

 d, pleural lobe of 3d segment of female of P. c. duplex; e, caudal aspect of a midbody 

 segment of P. c. crassicutis, 



end, 5-7 becoming more setose, the setae of article 7 fine, short, and 

 procumbent. 



CoHum not quite as wide as 2d tergite, its anterior and posterior 

 margins straight and parallel across the middle, both edges tapering 

 laterally (fig. 1,6). Anterior half of lateral ends bent obliquely 



