62 BULLETIN 54, U. S. DEPARTMENT OF AGRICULTURE. 
Tape II1.—Basins in which some of the known conditions are unfavorable to the accumu- 
lation of polaseiin salts but which cannot be definitely rejected, given in order of area, 
Basin. Area. Basin. Area. Basin. Area. 
Sq. Mm. : Sq. ™. Sq. m. 
Spike RRBs a cyosasGesce 8,600) ||| Histancias 25 ee eee 2,100 || Chewaucan (Abert Lake)| 1,500 
Oiw ens es Be eer ee 2,825 || Spring Valley........... 1,550 | 
Taste IV.—Basins the classi fication and promise of which is doubtful, given in 
order of area. 
Basin. Area. Basin. Area. Basin. Area. 
Sq. ™m. Sq. mM. Sg. m. 
Sal toma yas eto oe 8,000 || Bristol Lake........-.-.-- 2,520 || Emigrant (Timpahute). 1,000 
Danby Wake! 0.222 ):. A150) Catlowennean aspen ses 2,000 || Madeline................ 900 
Red Deserta see. shee 35,600" || WRenoyerss. 525. sees ss: 1 O00 een OG eS yee ene eee 670 
Christmas Lake......-.. 2,750 || Guano Lake.........--- 1, 000 
