000 00427nad a22001457a 4500
008 120525s1925 -us||||| |||| 00| 0 eng d
041 _aeng
100 1 _aSumner, Francis B.
245 1 _aSome biological problems of our southwestern deserts /
_cby F. B. Sumner
260 _a[S.l. :
_bs.n.],
_c1925
300 _a352-371 p. ;
_c27 cm
440 1 _aEcology ;
_v6
760 _06012
_96012
_tFaunistica.
_w6012
942 _2ddc
_cPM
999 _c43911
_d43911