P. PEARSON 1950 32 Manhattan Mine, 2000 ft., 2 mi NW. Knoxville, Napa Co., Calif. in alps cave. April 27 1951 ♀ Corynorhinus rafinesquii mother lost awake in cave until 13 q older. PP nipple small. Preg. in Rt. horn, at base 6 mm., no corpora seen under scope; mother saved. 1952 ♀ Corynorhinus rafinesquii cought as 1951. Nipple small-medium, considerable fat not obviously pregnant; Rt. horn plugged, buried; no corpora seen in either artery under dissecting scope 1953 ♀ Corynorhinus rafinesquii cought as 1951. Nipple small. Preg. Rt. born 9 x 10 mm lump, fetus 8 mm C-R. 1954 ♀ Corynorhinus rafinesquii cought as 1951. Nipple small. Preg. Rt. born 6 x 5 mm., CR 2.5mm 1955 ♀ Corynorhinus rafinesquii Nipple medium. Cought as 1951. Pregnant Rt. horn 13 x 11mm; C-R. 11mm. 1956 ♀ Corynorhinus rafinesquii Nipple small. Preg. Rt. side 14 x 9, CR 11mm. 109 x 54 x 11 x 38 1957 ♀ Corynorhinus rafinesquii cought as 1951. Nipple tiny. Banded 49-123308. Not preg. Uteri slender, Rt. slightly longer but equally thin; imm. drain chords large, no large follicle or corpora seen under dissecting scope. 103 x 50 x 11 x 38 1958 ♀ Corynorhinus rafinesquii cought as 1951. Nipple med. Preg. Rt. horn 13 x 11, Fetus 11mm CR 104 x 51 x 10 x 37 1959 ♀ Corynorhinus rafinesquii cought as 1951. Banded 49-123341. Nipple small, Preg. Rt. horn, lump 7 x 7, ewd., 6mm C-R 102 x 51 x 11 x 38 1960 ♀ Corynorhinus rafinesquii cought as 1951. Nipple med. Killed while aborting (breech). fetus 14mm C-R.