LIST OF PUBLICATIONS EXAMINED. 13 
London, Zoological Society, Transactions, Vol. XIV, Parts 5-8, Vol. XV, Part 1, 1898. 
London, England. 
Manchester, Geological Society, Transactions, Vol. XXVI, Parts 1-3, 1898. Manches- 
ter, England. 
Maryland Academy of Sciences, Transactions, pp. 395-400, 1898. Baltimore, Md. 
Maryland, Geological Survey, Vol. II, 1898. Baltimore, Md. 
Mexico, Instituto Geol6gico, Bulletin, Nos. 10-11, 1898. City of Mexico. 
Mines and Minerals, Vol. XVIII, Nos. 6-12 ; Vol. XIX, Nos. 1-5, 1898. Scranton, Pa. 
Mining and Scientific Press, Vols. LXXVI-LXXVII, 1898. San Francisco, Cal. 
Mining Institute of Scotland, Transactions, Vol. XIX, Parts 1, 3-5, Vol. XX, Parts 1-2, 
1898. London, England. 
Missouri, Geological Survey, Vol. XI, 1896 ; Vol. XII, 1898. Jefferson City, Mo. 
National Geographic Magazine, Vol. IX, 1898. Washington, D. C. 
Natural Science, Vols. XII-XIII, 1898. London, England. 
Nature, Vol. LVII, Nos. 1471-1487 ; Vol. LVIII ; Vol. LIX, Nos. 1514-1522, 1898. Lon- 
don, England. 
Nautilus, Vol. XI, Nos. 9-12; Vol. XII, Nos. 1-8, 1898. Philadelphia, Pa. 
Neues Jahrbuch fur Mineralogie, Geologie, und Paleontologie : 1898, Bander I-II 
(except abstracts), 1898. Stuttgart, Germany. 
New Brunswick Natural History Society: Bulletin, No. XVI, 1898. St. John, New 
Brunswick. 
New Jersey, Geological Survey : Final Report, Vol. IV ; Annual Report for 1897, 1898. 
Trenton, N. J. 
New York Academy of Science: Transactions, Vol. XVI; Annals, Vols. X-XI, Parts 
I-III, 1898. New York, N. Y. 
New York State Engineer and Surveyor, Report for 1896. 1897. New York, N. Y. 
New York State Geologist : 14th Annual Report, 15th Annual Report, Vol. I, 1897. 
Albany, N. Y. 
New York State Museum: 48th Annual Report, 49th Annual Report, Vol.1, 1897; 
Vol. II, and 50th Annual Report, Vol. I, 1898. Bulletin, Nos. 18-23, 1898. 
Albany, N. Y. 
North Carolina, Geological Survey : Bulletin, Nos. 10 and 13, 1897. Raleigh, N. C. 
North of England Institute of Mining and Mechanical Engineers : Transactions, Vol. 
XL VII, Vol. XLVIII, Part I, 1898. Newcastle-upon-Tyne, England. 
Nova Scotian Institute of Science: Proceedings and Transactions, Vol. II, Part 4, 
1898. Halifax, Nova Scotia. 
Oberlin College, Laboratories: Bulletin, Nos. 7-8, 1897; No. 9, 1898. Oberlin, Ohio. 
Ottawa Naturalist, Vol. XI, Nos. 10-12; Vol. XII, Nos. 1-9, 1898. Ottawa, Ontario. 
Paltiontologischen Institutes der Universitat Wien, Mittheilungen, Band XI, Heft 4, 
1898. Leipzig and Wien. 
Paleontographica, Band XLII, 1895; Band XLIII, 1896; Band XLIV, 1897; Band XLV, 
Lieferung I, 1898. Stuttgart, Germany. 
Philadelphia Academy of Natural Sciences : Proceedings, 1897 and 1898. Philadel- 
phia, Pa. 
Popular Science Monthly, Vols. LII, Nos. 3-6 ; LIII and LIV, Nos. 1-2, 1898. New 
York, N. Y. 
Royal Irish Academy : Proceedings, Vol. IV, No. 4, 1897; No. 5 and Vol. V, No. 1, 1898; 
Transactions, Vol. XXXI, part 1, 1896 ; parts 2-4, 1897 ; parts 5-6, 1898. Dublin, 
Ireland. 
St. Louis Academy of Science: Transactions, Vol. VII, Nos. 18-20; Vol. VIII, Nos. 1- 
11, 1898. St. Louis, Mo. 
School of Mines Quarterly, Vol. XVIII, 1897 ; Vols. XIX and XX, No. 1, 1898. New 
York, N. Y. 
Science, new series, Vols. VII-VIII, 1898. New York, N. Y. 
Scientific American, Vols. LXXVHI-LXXIX, 1898. New York, N. Y. 
