List. OF FOSSILS: 141 
LISts0n ABBREVIATIONS SOF. WORKS CITED IN 
Pi CATALOGUE: 
Am. Jour. Conch., Vol. 1. American Jour. Conchology, 
Vol. I. Philadelphia, Pa. 8vo. 1865. 
Expl, B. H: Kept. on the Geol. and’ resources of the Black 
Hills of Dakota, 1880. Henry Newton and Walter P. Jen- 
ney. 4to. Washington, D.C. 1880. Preliminary notice 
publish. 1877. 
Geol ot Wis., Vol. 4. { Geol. of; Wisconsin; Vol. IV. . 1882: 
For the years 1873-1879. 
Ludlow’s Rept., 1874. Report of a Reconnaissance of the 
Black Hiils of Dakota, made in the summer of 1874. Wil- 
liam Ludlow. Washington, D.C. 1875. 4to. 
Ludlow’s Rept., 1875. Reconnaissance from Carrol, Montana, 
to the Yellowstone Park and return, 1875. William Lud- 
low.sUes. A; + Washington, D.C: 1876." .4to: 
Mioc. N. J. Mollusca and Crustacea of the Miocene forma- 
tions of New Jersey. 4to. Washington, D. C. R. P, 
Whitfield, U. S. Geol. Surv. Monograph XXIV. 
Dee emcade ci V ol:'5:) Annals »N. Yo -Acad) Se Vol: If., 
No. 8.- 1882. 
Pal. N. J., Vol. 1. Rept. on the Brachiopoda and Lamelli- 
branchiata of the Raritan Clays and Greensand Marls of New 
Jersey: Trenton, N. J. 4to. 1886. Monograph IX., U. 
Se Geol Suri. 1635: 
Pal. N. J., Vol. 2. Gasteropoda and Cephalopoda of the Rari- 
tan Clays and Greensand Marls of New Jersey. By R. P. 
Whitfield. 4to. Trenton. 1892. Monograph XVIII., U. S. 
Geol. Surv., 1891. 
Pal. Ohio, Vol. 2. Rept. of the Geol: Surv. of Ohio, Vol. II. 
Columbus, Ohio. 1874. 4to. 
Fioc. B.S. NJ H.- Proceedings of the: Boston: Soc. Nat. His- 
tory. Pp. 289-306 of Vol. for 1862. 
Trans. Am. Inst. Min. Engineers. Transactions of the Am. 
Inst. Mining Engineers, Vol. XIX. Appendix, pp. 103-106. 
