TABLE I. 



c. 



FOSSIL TLANTiS, (?) FROM TiiE llED SANDSTONES ON THE NORTHWEST SHORE OE LAKE SUX'ERIOE. 



From drawings, by J. Cliappeilsniitli. 



Tell). 1. c, Figs. 1, 2, 3, .0, G, 7, 8. Fossil plants ('?), in tlie Red Sandstones on the northwest shore of Lake Superior. 



It is most probable that ihese fossils are the remains of certain sea-weeds or fncoids; but tlieir state of preservation 

 hardly admits of their being classiliod. Tlie rarity of everytliing organic in the Lake Superior rocks invests every specini(?n 

 in the least calculated to ihrov.^ light on tlieir pakeontology with peculiar interest; hence their introduction here. 



