Discovery of a Bone Bed at Phenixville, Penn. 43 
North Carolina. Prof. Leidy thinks oe probably a dis- 
tinct = from Clepsisaurus. Prof. Emmons gives Omosaurus 
on gee ewdy, a8 a synonym of Sette Clepalaiares Leai, and 
Seats Carolinensis. 
entemodon euletinia Lea, stated by Prof. Rogers as discovered 
by Si Lea in New Jers ey, ‘was described from a single tooth, 
found by Mr. Lea in the black bituminous shales of Phentxvi Mle 
Tunnel, Pennsylvania, (Proc, Acad, Nat. Sci. Phila., viii, p. 77, 
March, geen no other remains of Centemodon have as yet been 
escri 
following fossils pee been noticed in the “ Mesozoic Red 
Sandstone ” of Pennsylva 
PLANTS. 
Equisetum columnare, Brong., 15 to 16 inches long, and 7 inches cir- 
nile in sandstone of a dark grey color, with 1 iron pyrites, Phoe- 
mites nes Emmons, in grey micaceous sandstone, with’ 
iron eyites Pheenixvi 
ymnocaulus ek Emmons, in light micaceous sandstone, Phe:- 
nixvi ille, 
gerathia.” Leo Lesquereux says the genus Noeggerathia, Gopp., ent 
ge at ~ before the beginning of ‘thé coal epoch, (this Jour., 
ol. xxx, p. 3 
A number ‘a plants, seed vessels, dsc., have been found in the grey 
Micaceous sandstone and black shales, at Pheenixville, the genera of 
Which are yet undetermined. 
nal, ite "ok av. p. 428,) says “has an obit resemblance to ie 
[2}, 
CRUSTACEA. 
Estheria ovata Posidonia ovata, 
Estheria parse beaidodie parva, Day in black bituntinous shalesy 
. 
ypris, species, one smooth, the other beautifully texaoapesh in 
black dition Phoenixville, Rogers, a also at Gwynned, J. Leidy,'(Proc. Acad. 
Nat. Sci. Phil. 16 June, 1 1857). 
Limulus? "Fra agment of Shield netinoc eso black bituminous 
Shales, Pheenixville, ar remains probably Crustacean have been found 
in black shales, Phoe 
MOLLUSCA. 
Myacites P ennsylvanicus, soem Proce. Acad. Nat. Sci. Phil, 1857, 
P. 166, a 1860, plate 1, fig. 3 
