Joint Strong Newberry. — Stevenson. 23 
Memoir of Dr. John P. Kirtland.— Biographical Memoirs of the Na- 
tional Academy of Sciences, Vol. II 1I88G1. p. 129. 
A New Species of Bauhinia from the Amboy Clays. — Bulletin Torrey 
Botanical Club, Vol. XIII (1886), p. 77, pi. I. 
The Cretaceous Flora of North America. — Trans. N. Y. Acad. Sci., 
Vol. V, February, 1886. 
On Sea-level and Ocean Currents. — Science, July, 1886. 
North America in the Ice Period. — Pop. Sci. Monthly, Nov. 1886. 
Sea-level and Ocean Currents. 1 — Science, October, 1886. 
Earthquakes.— School of Mines Quarterly, Vol. VIII, 1886. 
Earthquakes.— What is Known and Believed of them by Geologists. 
—Trans. N. Y. Acad. Sci., Vol. VI (1886), p. 18. 
Pinus monophylla, a Variety of P. edulis.— Second paper, Bulletin 
Torrey Bot. Club, Vol. XIII. October, 1886. 
On the Cretaceous Flora of North America.— Proc. A. A. A. S. (1886). 
p. 216. 
1887. 
The Ancestors of the Tulip Tree. — Bulletin Torrey Botanical Club, 
Vol. XIV, January, 1887. 
Origin of Graphite. — School of Mines Quarterly. Vol. VIII, July, 1887. 
Grahamite in Colorado— School of Mines Quarterly, Vol. VIII (1887), 
p. 332. 
Kersantite, a New Building Stone. — School of Mines Quarterly, Vol. 
VIII (1887), p. 331. 
The Great Falls Coal Field, Montana. — School of Mines Quarterly, 
Vol. VIII (1887), p. 327. 
Food and Fibre Plants of the North American Indians. — Pop. Sci. 
Monthly, Vol. XXXII (1887), p. 31. 
Description of a new Species of Titanichthys. — Trans. N. Y. Acad. 
Sci., Vol. VI (1887;, p. 164. 
Fauna and Flora of the Trias of New Jersey and the Connecticut 
Valley.— Trans. X. Y. Acad. Sci., Vol. VI (1887), p. 124. 
Cmlosteus. a New Genus of Fishes from the Carboniferous Limestone 
of Illinois.— Trans. N. Y. Acad. Sci., Vol. VI (1887), p. 137. 
A New Meteorite from Tennessee. — Trans. N. Y. Acad. Sci., Vol. VI 
{1887), p. 160. 
The Probable Future of Gold and Silver. — U. S. Consular Reports, 
No. 87 (1887;, p. 420. 
Synopsis of Historical Geology. — Appleton's Physical Geography 
(18871. 
1888. 
Fossil Fishes and Fossil Plants of the Triassic Rocks of New Jersey 
and the Connecticut Valley.- Monograph XIV, U. S. Geol. Surv. (1888). 
Structure and Relations of Edestus. — Annals N. V. Acad. Sci., Vol. 
IV (1888), p. 103, pi. III. 
The Coals of Colorado.— School of Mines Quarterly, Vol. IX (1888), 
p. 327. 
