200 TRANS. OF THE ACAD. OF SCIENCE. 
GONIATITES MINIMUS, Shumard. 
sont sia of the say ao Prose embracing 0 
olds, 
This is the stoallent species of Goniatites hitherto found in 
American strata. In young specimens the form is quite 
globose. 
_ Dimensions.—Length, .12; thickness, 09. 
Geol. Pos. and Loc.—Missouri State Collection epee 
by Prof. Swallow rt the Middle Coal Measures © 
shores of the Missouri river above Dover's Landing. pie oc- 
curs quite eeenieolly in dark septaria, associated with @. 
_planorbiformis, 2, Cardiomorpha Missouriana and 
lected by Prof. Swallow. 
_ Onrnocenas ACULEATUM, Swallow. 
Sera thl RS PO ee 
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