23 
i1. A suite of specimens, from the falls of Ohio; con- 
sisting of madreporites, favosites, terebratulites, cardites, 
&c., in lime-stone ; with a marine turbo-shell, derived from 
a mass of secondary sand-stone, weighing perhaps 1000 
pounds.—Haynes. 
12. A series of the rare and splendid specimens from 
Lockport, New-York ; consisting of— 
A. Fossits. 
(a) Encrinites, in calcareous rock. 
(6) Four of the very peculiar productions known to the 
people by the name of petrified black walnuts; supposed, 
from the regular tetragonal and pentagonal lines on their 
surfaces, and the small indentions here and there, to have 
been echrinuses, or sea urchins, of an extinct race. Other 
conjectures are entertained about them ; such as, that they 
are specimens of the crinoidea, or lily-shaped animals, 
found in the rocky ridge of Lockport, New-York. They 
belong to the new genus called (in the Journal of the Aca- 
demy of Natural Sciences, vol. iv. p. 289) caryocrinites. 
B. MIneERAzs. 
(a) Translucent gypsum. 
(6) Transcendant dog’s-tooth spar. : 
(c) Combinations of the two, in superior style. 
(d) Anhydrous sulphate of strontian. 
(e) Sulphate of strontian. 
(f) Beautiful fluate of lime, in pale pellucid cubes, &c. 
—Johnson. 
N° VIL. 
The seventh Shelf. 
1. A silico-argillaceous stone, from the shore of Plan- 
dome, Long-Island; containing impressions of cardites, 
