Proceedings U. S. National Museum, Vol. X, 1887.— McNeiU. 



PLATE XL 



1. 2. 

 3, 4, 5. 



-Polydesmus rariiis : llesal aspect of distal inint of female genitalia ; caudal aspect, fp. 32.'3.) 

 -Pob/desmus biinaculatus : Cephalic aspect of male genitalia ; caudal aspect of dorsum ; lateral 



aspf ci 01 (iisiai end oi genitalia, (p. .iz.i.) 

 6,7. — Shendiila perforatns : Ventral aspect of bead; ventral aspect of caudal end of body: 

 sterna; sv, anal pra^sterna : p, coxal pores, (p. 325.) 



aiKil 



