J. H. Perry—Fossil Coal Plant. 157 
0. valida, but having more numerous arm-spines and much 
smaller rounded and sharp granules on the disk. It was taken 
at station 2035, in 2038S fathoms. 
A curious orange species of Hemieuryale (H. tenuispina V., 
formerly Astronyx tenuispina V.), always occurs on Scleroptitum 
elegans in 1862 to 1608 fathoms. The disk and arms are cov- 
ered with thin, rounded scales, not easily seen until dried, and 
a “aah of projecting plates runs along each side of the arms 
above. 
Arr. XXI1].—Note on a Fossil Coal Plant found at the 
Graphite deposit in Mica schist, at Worcester, Mass.; by 
Josepa H. Perry. 
eighteen inches long and six wide. The whole of one surface 
or the specimen and the larger part of the other are covered 
With the narrow rhombic sears, which where most distinct are 
about an inch long. The specimen has been examined by 
Professor J.D. Dana, by whom photographs were sent to Pro- 
: which Goeppert made the species were from the Carbon- 
iferous limestone of Silesia.” He also says: “It is very much 
like a variety of the old and most common Lepidodendron 
Veltheimianum Ster b.; but it shows a marked difference in 
the disposition of the scars (cicatrices) to be arranged in a verti- 
a long and slender, somewhat thorny. Mouth-papille unequal, mostly sre 
‘ahi Piniform, crowded outwardly, about 6 to 9 on each side of a jaw. Mout 
shields 4-lobed, the inner ‘end angulated. Tentacle-scale large, flat; inver ones 
others lanceolate. Diameter of disk 14™™, 
