PLATE 13. 



Fig. 1.— Cambarusvalidus Faxon, d", form I. Type. Huntsville, Ala. M. C. Z., No. 301. X 1|. 

 Fig. 2. — Cambarus hartonii veteranus Faxon, cf , form I. Type. Indian Creek, Baileysville, W. Va. 

 Aug. 16, 1900. U. S. N. M., No. 25,020. Reduced. 



