P. PEARSON 1948 1095 Myotis thys ♀ MT 1636 Probable corpus in left ov., RT. uterna stouter. aa 1087 1096 Myotis thys ♀ MH 1635 Med - large foll. in both ovaries, possible corpus in left. RT. uterna larger. Pro sections new corpus in left ovary, none in right. Good corpus with rib musculature. aa 1087 1097 Myotis thys ♀ MK 659 Left ovary much more vascular than rt, left ov. with possible corpus. RT. uterna stouter. aa 1083 92x43x10x20 1098 Myotis thys ♀ MK 658 Left ovary more vascular, no corpus seen. RT. rt. stouter aa 1083 89x40x10x19 1099 Myotis thys ♀ MK 657 med foll. in both ovaries, no corpus seen. RT. rt. stouter caught April 19, killed April 19 aa 1083 91x42x10x19 1/00 Myotis thys ♀ MK 677 Both horns about same size caught April 18, killed April 20 Triliumme Co. 3000 ft. 12