CONTENTS OF VOLUME XI 
March, i8g8 
Page 
1. Pre-glacial Drainage in the Vicinity of Cincinnati; its relation to the 
origin of the modern Ohio river, and its bearing upon the question 
of the southern limits of the Ice-sheet. By Gerard Fowke i 
May, i8g8 
2. The Paleontology and Stratigraphy of the Corniferous rocks of Ohio. By 
J. A. Bownocker II 
November, i8g8 
3. Tables for the Determination of New Mexico Bees. By T. D. A. 
Cockerell 41 
December, i8g8 
4. Papers on the Geology of New Mexico. By C. L. Herrick 75 
5. The Geology of the San Pedro and the Albuquerque Districts. By C. L. 
Herrick 95 
January, i8gg 
6. Notes on a Collection of Lizards from New Mexico. By C. L. Herrick, 
John Terry, and H. N. Herrick 117 
March, i8gg 
7. Bacteria in Cheese. By John Weinzirl 149 
8. Modification of the Johnathan Creek Drainage Basin. By H. J. Davis . . 165 
June, igoo 
9. The Geology of the Albuquerque Sheet. By C. L. Herrick and D. W. 
Johnson 173 
February, igoi 
10. Review of the Panorpidae of America north of Mexico. By James S. 
Hine 240 
February, igo 2 
11. Practical Experience with the Capillary Electrometer. By A. D. Cole 265 
