XIV. 



liG. 1. Large bluwoui, she .--lopes stiil buic, bui wuh the typicai bU>i.\uul ;io--si_,^ial.oii ou the flat 



bottom. The low vertical walls of sand are tiel<l in plaoe by saiiii-biii<iing grasses. — Most 



abundant on the bare sand are Jficrobem/fiex. Laph^&ia. Ciriruteia lepitiOy anri Melan- 



oplttst JiatUiris; and in the sparse gn»wth various MutUfitUr. Melanoplwt 



(uujustipcnnis, Afjemol^iix acudderi. Spharagemon icuomingiannm . 



Aiuhrax, Ciciniteia/ormosa generoaa, and C. ftciu^ilaris 



lecontei. 



Iii:. 2. 'llie .--let'p wall of sand is held in place by the biinch-griu<scs at its top. 'fhey are Ixjing 



jiradually underuiined, as shown by the slidinir plants on the slope.— A favorite place 



for Cicimkla. ^licrobentbtx, MuUUUUt, and SfelanopJtixJtaviduft. 



