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PROCEEDINGS OF SCIENTIFIC SOCIETIES. 447 
mouth of the river these patterns became still more elaborate, and in 
reeg ka instance the clay, forming the earthen ware, was mixed 
with sand. This was rarely the case in specimens obtained from the 
upper erii 
ACADEMY OF SCIEN NCES. Ghdoagos. June 11, 1867. mibe Secretary 
presented a paper entitle 
Dr. Herman Haig, accompanied bya letter from the author, in which 
he stated that he had submitted the same to Humboldt shortly before 
would meet with public recognition through their means. On motion, 
the paper was referred to a committee of three, consisting of Dr. 
S. 
A paper was presented from Charles A. White, M. D., and O. H. 
St. John, entitled, ‘Descriptions of New Subcarboniferous and Coal 
Measure Fossils, collected upon the Geological Survey of Iowa, to- 
gether with a a notioe of new generic characters observed in the species 
of pea 
Ju aiea Secretary read abstracts of a couple of papers by 
Potsior T. H. Safford, one on the motion of the solar system in 
space, and the other relative to observations on nebulæ with the large 
reflectors of the Dearborn Observatory. The papers were referred to 
a special committee, composed of Dr. Blaney and the Secretary. 
Dr. Blaney then made some remarks on the spectral pede the 
manner he using it, and the purposes for which it was em yed : 
The presiding era fence in reference to the continued dane 
ies of iret in Colora 
Dr. Blaney: cipe nii he had assayed some chips taken from the 
bottom of a well in Canada, dug down three feet deep in the rock, 
and got out $9 in pecte The well had been dug under spiritual guid- 
ance, 
Remarks were made by the presiding officer and Dr. Blaney, rela- 
tive to salt deposits in the Western Territories, after which the meet- 
ing adjourn 
F NATURAL S F PHILADELPHIA. March 19, 1867. 
Prof. E. D. Cope presented to p petra a young specimen of the 
rnale, Bahia Finner, procured near Bahia, Brazil; the 
length was twenty-one feet. It was shown to belong to the genus 
Megaptera Gray, the Hump-back Whale of sailogs. 
Dr. nand exhibited a number of plates of a forthcoming work on 
the extinct mammals of Nebraska and Dacota, among which was 
