TYPE SPECIMENS OF PALEOZOIC FOSSILS 



31 



Prismodictya narthecia Hall & Clarke 



164 2 \ 9 1 plastotype Prismodictya narthecia Hall & 



Clarke. New York state museum memoir 2. 1898. 

 p. 90, pi. 35, fig. 4, 5. 



Chemung beds Scio N. Y. 



Prismodictya palaea Hall & Clarke 



165 2 \ 92 type: plastotype Prismodictya palaea Hall 



& Clarke. New York state museum memoir 2. 1898. 



P- 69, pi. 33, fig- 2 - 



Portage beds Naples N. Y. 



D. D. Luther, coll. 1896 



Prismodictya parallela Hall (sp.) 



1 66 2 y s plastotype Dictyophyton parallelum Hall. 



35th annual report of the New York state museum of 

 natural history. 1884. p. 471. 



Prismodictya parallela Hall & Clarke. New 

 York state museum memoir 2. 1898. pi. 19, fig. 4. 



Chemung beds Southwestern New York 



Prismodictya prismatica Hall (sp.) 



167 * y 4 hypotype Dictyophyton prismaticum Hall. 



35th annual report of the New York state museum of 

 natural history. 1884. p. 469. 



Prismodictya prismatica Hall & Clarke. 

 New York state museum memoir 2. 1898. pi. 21, fig. 1. 



Chemung beds Concord station Pa. 



168 hypotype Hall & Clarke. New York state museum 



memoir 2. 1898. pi. 21, fig. 3. 



Chemung beds Concord station Pa. 



169 2 -^ A hypotype Hall & Clarke. New York state museum 



memoir 2. 1898. pi. 21, fig. 4. 



Chemung beds Concord station Pa. 



170 24 4 9 4 hypotype Hall & Clarke. New York state museum 



memoir 2. 1898. pi. 21, fig. 6. 



Chemung beds Concord station Pa, 



1 7 1 8 V 4 hypotype : hypoplastotype Prismodictya cf. 



prismatica Hall & Clarke. New York state museum 

 memoir 2. 1898. pi. 42, fig. 6. 



Lower Chemung beds Italy N. Y. 



