589 



PALiB. 



Palseophycus irregularis, Hall. Pal. N. Y. Vol. 1, page 



8, pi. 2, f. 3', of a 

 ,^^ seaweed which 



OTa.,^^^ 



n^if'y.j. 



covers whole slabs 

 of the Calciterous 

 sandstone strata, 

 near the bottom of 

 the formation near 

 Chazy, and Keese- 

 ville, also between 

 Flint Hill and Am- 

 sterdam in the 

 Mohawk valley. — 

 II a. 

 Palseophyllum divaricans. ( ? Cyathophyllum dianthus^ 



Goldfuss. ) 

 Nicholson. 

 (Pal. Ohio, 

 Vol. 2, p. 

 220.) Ool- 

 lett's Indi- 

 ana Re- 

 port 1881, 

 page 377, 

 plate 5 2 , 

 fig 4 ; Re- 

 port 1882, 

 page 251, 

 plate 1, fig. 

 5. At Cin- 

 cinnati (Nicholson); at Dayton, 0. (Van Olive.) — Hudson 

 river (Cincinnati) formation^ Illh. — See also Pal. Ohio, Vol. 

 2, 1^75, page 220, plate 22, fig. 10, natural size^ small specimen 

 with one bud ; 10 (^, another with four buds ; 10 5, enlarged^ 

 ^'i! D r.'i septa coalesce internally and form vesicular 



tissue. — /// h. 



Paleeopteris acadica, Dawson. Acadian 

 Geology, 1868, page 449, fig. 167 D, half 

 natural size^ scars left by the fallen leaves. 

 Nova Scotia coal measures. XIII 



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