110 



THE NAUTILUS. 



Btitutes, in part, the natural boundary between the counties of 

 Dallas and Clark. The Terra Noire creek is an intra-county 

 stream lh)wing in a southeasterly course and dividing the 

 county into two nearly equal parts. Several smaller creeks 

 supply this vigorous stream from either side. Little Deceiper 



MAP 

 ClorK CoMoi^ 



Sh«>vio<^ Principal 



creek is a small tributary of the Big Deceiper, and the latter 

 creek flows in parallel direction with the Terra Noire, emptying 

 into the Ouachita at the lower end of the county. This whole 

 section, then, is furnished with a most complete drainage 

 system, and the streams in question are not less inviting oppor- 

 tunities for an earnest and patient collector. Practically no 



