100 TRANS. OF THE ACAD. OF SCIENCE. 
lium Evertebratorum, que in Exped. ad Pacificum Septen. 
observavit et descripsit, W. Stimpson,” from the Author. _ 
pecimens of fossil ferns, fossil wood, and coal, from the 
Coal Measures in Jackson Co., Ills., were  pleneditctl by Mr. 
Edw. Holden; an Indian axe of specular i iron ore, and a quoit, 
found in Crawford Co., Mo ome Dr. Williams ; some small 
hiniicnts of human bones taken from a conical stone heap 
on Piney Creek, in Pulaski Mo., by Mr. Watkins; anda 
number of Indian implements from the southeastern part of 
the State, by N. Paschall, Esq. 
August 24, 1857. 
Vice Pres. Dr. WISLIZENUS in the chair. 
obs bg pee presented a fine specimen of fossil fern from 
3 oo 
gan d read a paper on “The Idea of S} ecies” 
Tthol ‘of Ansan Eng, Thos. W. Bla : 
funda Toy x. van d Dr.—— Wi tian of meter 
