Tig. 299. Scoter- 

 pes copei of Mam- 

 moth Cave. 



Fig. 300. 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. 



.vi e . uw. Scolopendrella 

 Fig. 302. -Polydesmus cavicola, from Utah, Geophilns. immaculata. 

 top and side view. a. antenna ; b, a segment Natural size, 

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

 ing ornamentation d , side view of two terminal 

 segments of the body-all magnified. [To face page 338.] 



