Recent Publications. 59 
tion in the bask; rock of the carbon without the access of sufficient oxy- 
gen for carV)onic acid. 
Prof. Bonney describes with citation of Williams and Diller, the kim- 
berlyte of Syracuse, N. Y., and of Elliott county, Ky. These present a 
very close macroscopic and microscopic resemblance to the diamond- 
bearing rock of South Africa These also embrace many foreign frag- 
ments, among which shale predominates. The Syracuse rock was 
described by G. H. Williams in the Bulletin of the Geological Society of 
America, i. 1890, p. 533, and the Elliott county rock by Mr. J. S. Dillei- 
in Bulletin 38 of the United States Geological Survey, 1887. n. h. w. 
RECENT PUBLICATIONS. 
I. Government and State Reports. 
N. Y. State Museum, 48th Ann. Eept., 3 vols., 1895. Vol. i contains 
the following Bulletins: Clay industries of New York, Heinrich Rie.s; 
The geology of Moriah and Westport townships, Essex Co., N. Y., J. 
F. Kemp: Mineral Resources of New York state, F. J. H. Merrill. Vol. 
II (Report of State Geologist) contains: A preliminary description of the 
faulted region of Herkimer, Fulton, Montgomery and Saratoga counties, 
N. H. Darton; Report on the structural and economic geology of Seneca 
county, D. F. Lincoln; The principles of palaeontology, Felix Bernard. 
Development and mode of growth of Diplograptus, McCoy, R. Ruede- 
mann; A revision of the sponges and coelenterates of the Lower Helder- 
berg group of New York, G. H. Girty: The new species of Brachiopoda 
described in Palaeontology of New York, vol. iii, pte. 1 and 2; A hand- 
book of the genera of the North American Palaeozoic Bryozoa, with an 
introduction upon the structure of living species, G. B. Simpson. 
II. Proceedings of Scientific Societies. 
Trans. Canadian Inst., vol. 5, pt. 1, Oct. 1896. The fluctuations of 
lake Ontario. Kivas Tully; Rainfall and lake levels, R. F. Stupart. 
Bull. Geol. Soc. Amer., vol. 8, pp. .305 .314, 31-39, Apr. 14, 1897. Na- 
ture, structure and phylogeny of Daemouelix, E. H. Barbour. 
Ibid., pp. 315-358, pis. 40-50, Apr. 15. Upper Cretaceous formations 
of New Jersey, Delaware and Maryland. W. B. Clark. 
Ibid., pp. 3.59-416, pi. 51, April .30. Memoir of Robert Hay, R. T. 
Hill: Memoir of Charles Wachsmuth, Samuel Calvin; Memoir of N. J. 
Giroux, R. W. Ells: Note on the stratigraphy of certain homogeneous 
rocks (abstract), C. H. Hitchcock; Aporhyolite of South Mountain, Pa., 
Florence Bascom: Age of the white limestone of Sussex Co., N. J., (ab- 
stract), J. E. Wolff and A. H. Brooks; Origin and relations of the 
Grenville-Hastings series of the Canadian Laurentian,F. D. Adams and 
A. E. Barlow; Note on "Origin and relations of the Gfenville-Hastings 
series of the Canadian Laurentian," R. W. Ells; Grain of Rocks (ab- 
