MTR10PODS. 



357 



Fig. 304. Spiros- 

 trephon copei of 

 Mammoth Cave. 



Fig. 305. Larva of 

 Julus. a, third ab- 

 dominal segment, with 

 the new limbs just 

 budding out ; b, new 

 segments arising be- 

 tween the penultimate 

 and the last segment. 

 After Newport. 



Fis. 306. 

 Pdydes- 

 mus ery- 

 tluopygus 

 common 

 Polydes- 

 mus. 



cl 



Fie am.Polydesmus cavicola, from Utah 

 top and side view, a, antenna ; 6, a segment 

 and leg; c, dorsal view of two segments show- 

 ing ornamentation ; d, side view of two terminal 

 eegmcnts of the body all magnified. 



Fig. 308. Geqphilw. 

 Natural size. 



