IV Contents. 
shells, from the Silurian and Devonian, H. METTLEUOTir, 107. — 
Contributions to Canadian rahpontology, J. F. AYiiiteaves, 108 — 
On tlie form and position of the sea level, with special reference to 
its dependence on superficial masses symmetrically disposed 
about a normal to the earth's surface, R. S.Woodward, 109. — 
On invertebrate fossils from the Pacific coast, C. A. White, 109. — 
Subaerial decay of rocks and the origin of the red color of certain 
formations, I. 'C. Russeli,, 110. — The geology of Nantucket, N. S. 
SlIALER, 111. 
Recent Publications, 114. 
Personal and Scientific News. — Winter meeting of the Geological Socie- 
ty of America, 117, — Boston Society of Natural History, 122. — Mis- 
cellaneous personal and scientific news, 124. 
MARCH NUMBER. 
On the dikes near Kennebunkport, Maine. [Illustrated.] 
J. F. Kemp 129 
Triassic traps of Nova Scotia, with notes on other in- 
trusives of Pictou and Antigonish counties, N. S., 
V. F. Marsters 140 
Batocrinus calvini, a new Burlington crinoid. [Illustrat- 
ed.] R. R. Rowley 146 
The training of a geologist. John C. Branner 147 
The Triassic flora of Richmond, Virginia. Jules Mar- 
cou 160 
Note on the occurrence of native copper in the Animi- 
kie rocks of Thunder hay. Andrew C. Lawson. . 174 
Review of recent geological literature. — Geology of the quicksilver depos- 
its of the Pacific slope. Geo. F. Becker, 178. — On new plants 
from the Erian and Carboniferous, and on the characters and 
affinities of palteozoic gymnosperms. Sir J. William Dawson 
180. — Cretaceous reptiles from the western states. O. C. Marsh 
181. — Untersuchungen ueber Gesteine und Mineralien aus West 
Indien. J. H. Kloos, 183 — A catalogue of North American Crus- 
tacea confined to the non-trilobitic genera. Anthony AV. Vogdes. 
183. — Note on the discovery of trilobites in the Neobolus beds of 
the Salt Range. AVilliam King, 183. — Elemente der Palreontolo- 
gie. Steinmann und D(ederlein, 183. — Devonian plants from 
Ohio. J. S. Newberry, 184. — Economic geologic survey in 
Georgia and Alabama. J. W. Spencer, 185. 
Correspondence. — Sketch of Dr. David Honeyman, 185. — Pre-glacial 
channels at the falls of the Ohio. Bryson, 186.— Mr. H. T. Cres- 
son and the Delaware river dwellings. Stephen D. Peet, 188. — 
The level of no strain, W. M. Davis, 190, 
Personal and Scientific Neius. — The South African Gold Fields, 191. — 
Mud eruptions in Asia, 191. — Discovery of Phosphate in Florida, 
192. — Scientific expedition to Yucatan and Mexico, 192. — Geology 
at the University of Alabama, 192. 
APRIL NUMBER. 
Certain forms of Straparollus from southeastern Iowa. 
[Illustrated.] Charles R. Keyes 193 
The use of the terms Laurentian and Newark in geolog- 
ical treatises. C. H. Hitchcock 197 
