100 



REPORT 108, U. S. DEPARTMENT OF AGRICULTURE. 



N. truncatus Banks (fig. 206) occurs in sphagnum moss and on the ground in wet fields. 

 N. ezcisus Banks occurs on the bark of spruce trees, where it is much protected by its 

 color. Another species, N. simplex Banks, was found among lichens on dry rocks. 



Fig. 197. — Claw of an Oribata. (Au- 

 thor's illustration.) 



Fig. 198. — Larva of an Oribata. (Author's illustration.) 



Fig. 199.— Oribata minuta. (Author's illustration.) Fig. 200.— Carabodes brevis. (Author's illustration.) 



Fig. 2()\.—Ciphcus marginalis. (Author's 

 illustration.) 



Fig. 202.— ScutovcTUi pctrophagus. (Oripinal.) 



N. Tugulosus Banks is a common form under loose bark; it can scarcely be distin- 

 guished from the bits of dirt among wliich it lives. N. taurinua Banks (fig. 207) is a 

 common eastern form, and N. banksi Michael (fig. 205) occurs in the Western States. 



