aie A aes 
Geology, palaeontology — ontin 
ued. 
A. (Devonian in Wisconsin). 1:4 
1* 
Lyon, S. A. Descriptions of four new species of Blastoidea, from 
Subcarboniferous rocks of Kentucky. Pl. XX. 1:4 
—— Remarks on the stratigraphical arrangement of the rocks of 
ate 
productive Oe measures in the eastern sede of Hancock 
County 
Marcou, J. (Age of geological formations). 1:3 
—— Notes on the geology of Kansas and Nebraska. 1: 4 
n Be 
McAdams, W. (Drift fossils at Jersey, jy S22 
ae ee fossils Boge Illinois). : 
McGee, W. J. No ow n the geology ge Macon county, Missouri. 
PL. Tx, 
Norwood, J. G. Aah ks of [llinois). 1: 2* 
Potter, W. B. (Geological relations of the ore deposits of Mis- 
souri 34 
Prout, H. A. escription of a new species of cere from the 
1: 
$ mard 
expedition for boring Artesian wells along the 32d Paral, 
88 the sree of Capt. John Pope, U. S. Cor 
— Poser oak of new species of Bryozo 
ree 
—— First of a series of descriptions of phen NES Bryozoa 
1s 
Second series of descriptions of Bryozoa eae mah mec rocks 
of the western States and Territories. 
Third series rt AG AE of Bryozoa from the Palaeozoic rocks 
of the western States and Territories. Pls. XV-XVIII. 133. 
— Fourth pat of. descriptions of Bryozoa from the Palaeozoic 
Vibe 
—— New Bryozoa, mosily from the Falls of the Qhio). 3 
Schmidt, A. On the form and Dia n of she lead and zinc deposits 
of Southwestern Misso 832 
Shumard, B. F. (Base of Ceciut in northera Texas). 1:4 
—— A catalogue of Palaeozoic fossils of North America. 2:2 
—— (Coal measures in northern Texas). 
xas). 2s 
—— Description of a new fossil Crinoidea ie the Palaeozoic rocks 
of the wedberk and southern portions of the United States. 
Dig Bs BI 8s ng 
* Exhausted. 
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