180 TRANS. OF THE ACAD. OF SCIENCE. 
From the Lower Permian strata in the valley of the Cot- 
ton-wood, K. T. 
AcaNTHOCLADIA ANcEPS (?), Schloth 
Gorconia ancers(?), Goldfuss (2), mae Ger. p- 98, pl. xxxvz. 
S- 
ACANTHOCLADIA ancers(?), King (?), Per. Fos. p. 48, pl. v., 
figs. 13-18. | 
Our specimens differ. in having the rows of cedlules diago- 
nal to the axis of the stem, instead of longitudinal, as repre- 
sented by King, and on ridges like that figured by Golafiss; 
oe anges t, Pictet, Tre, Pale; pt ser, Se 
Our speci the Lower Permian strata in K. T. 
seem to be sip ential al with the specimen on? and 
" BOHINODERMATA. 
a a 
ARIS VERNEUILIANA, King, Per. Fos, pl rife 
| Angi are ements Trans. s Acad. Sd 
