12 LIST OF PUBLICATIONS EXAMINED. 
Harvard College, Museum of Comparative Zoology: Bulletin, Vol. XXVI, No. 2; 
Memoirs, Vol. XVIII. Cambridge, Mass. 
Illinois State Museum of Natural History: Bulletin, No. 7. Springfield, 111. 
Iowa, Academy of Sciences: Procedings, Vol. II. Des Moines, Iowa. 
Iowa, Geological Survey: Second Annual Report, Vol. Ill; Third Annual Report, 
Vol. IV. Des Moines, Iowa. 
Iowa, State University, Laboratories of Natural History: Bulletin, Vol. Ill, No. 3. 
Iowa City, Iowa. 
Johns Hopkins University : Circulars, Vol. XIV. Baltimore, Md. 
Journal of Geology, Vol. III. Chicago, 111. 
Journal of Morphology, Vols. X-XI. New York, N. Y. 
Kansas University Quarterly, Vol. Ill, Nos. 3-4 ; Vol. IV, No. 1. Lawrence, Kans. 
Liverpool Geological Association : Journal, Vol. XIV, 1894. Liverpool, England. 
London, Geological Society, Quarterly Journal, Vol. LI. London, England. 
London, Geologists' Association : Proceedings, Vol. XIV, Parts 1-5. London, England. 
London, Royal Society : Proceedings, Vols. LVI-LVIII; Philosophical Transactions, 
Vol. CLXXXV, A, B. London, England. 
Manchester, Geological Society: Transactions, Vol. XXIII, Parts III-IX. Manches- 
ter, England. 
Minnesota, Geological and Natural History Survey : Twenty-third Annual Report; 
Final Report, Vol. Ill, Part I. Minneapolis, Minn. 
Missouri, Geological Survey : Paleontology of Missouri, Vols. IV and V, 1894 ; Lead 
and Zinc deposits, Vols. VI and VII. Jefferson City, Mo. 
National Academy of Sciences: Memoirs, Vol. VII. Washington, D. C. 
Nautilus, Vol. VIII, Nos. 9-12 and Vol. IX, Nos. 1-8. Philadelphia, Pa. 
Neues Jahrbuch far Mineralogie, Geologie, und Palaeontologie : 1894, Bander I and 
II, Hefte 1-3; 1895, Bander I and II, Hefte 1-3. Stuttgart, Germany. 
New Brunswick Natural History Society : Bulletin, No. XIII. St. John, New Bruns- 
wick. 
New Jersey, Geological Survey : Annual Report for 1894. Trenton, N. J. 
New York, Academy of Sciences : Transactions, Vol. XIV ; Annals, Vol VIII, Nos. 
6-12. New York, N. Y. 
New York, State Museum. Bulletin, Vol. Ill, Nos. 12-14. Albany, N. Y. 
Nova Scotian Institute of Science : Proceedings and Transactions, Vol. VIII. Hali- 
fax, Nova Scotia. 
Ottawa Naturalist, Vol. IX, Nos. 1-9. Ottawa, Ontario. 
Paleontographica, Band XLI, Lieferung 3-6. Stuttgart, Germany. 
Pennsylvania, Geological Survey : Final Report, Vol. Ill, Parts I and II. Harris- 
burg, Pa. 
Philadelphia Academy of Natural Sciences: Proceedings, 1895, Parts I-III. Phila- 
delphia, Pa. 
Popular Science Monthly, Vols. XLVI-XLVII. New York, N. Y. 
St. Louis Academy of Science : Transactions, Vol. VI, No. 18, and Vol. VII, Nos. 1-3. 
St. Louis, Mo. 
School of Mines Quarterly, Vol. XVI. New York, N. Y. 
Science, New Series, Vols. I— II. New York, N. Y. 
Scientific American, Vols. LXXII-LXXIII. New York, N. Y. 
Scientific American Supplement, Vols. XXXIX-XL. New York, N. Y. 
Smithsonian Institution : Contributions to Knowledge, Nos. 980 and 989; Miscella- 
neous Collections, Nos. 854, 971, and 972. Washington, D. C. 
Societa geologica italiana : Bulletin, Vol. XIV. Rome, Italy. 
Soci^te" geologique de Belgique : Annals, Vol. XXL Liege, Belgium. 
Soci6te" gdologique de France : Bulletin, 3d ser., Vol. XXII, Nos. 7-10, and Vol. XXIII, 
Nos. 1-6; Memoirs, Vol. IV, Fascicles II-IV, 1894. Paris, France. 
Technology Quarterly, Vol. VIII, Nos. 1-3. Boston, Mass. 
Torrey Botanical Club : Bulletin, Vol. XXII. New York, N. Y. 
