TYPE SPECIMENS OF PALEOZOIC FOSSILS 20, 



149 -^-- hypotype Hall & Clarke. New York state museum 

 memoir 2. 1898. p. 193, fig. 43, 44. 



Keokuk beds Crawfordsville Ind. 



I 5° g4 a 9 * hypotype Hall & Clarke. New York state museum 

 memoir -2. 1898. pi. 63, fig. 5, 6. 



Keokuk beds Crawfordsville Ind. 



Physospongia dawsoni Whitfield (sp.) 



1 5 1 jL4 i 3 -^ hypotype Uphantaenia dawsoni Whitfield. 



American journal of science. 3d ser. 1881. 22 : 132. 



Physospongia dawsoni Hall & Clarke. New 

 York state museum memoir 2. 1898. p. 189, fig. 38, 

 39, 40, 41, 42. 



Keokuk beds Crawfordsville and Indian Creek Ind. 



152 8 yP hypotype Hall & Clarke. New York state museum 



memoir 2. 1898. pi. 62, fig. 4. 



Keokuk beds Crawfordsville Ind. 



C. Van Deloo, coll. 1867 



1 53 2jk £^- hypotype Hall. 35th annual report of the New York 



state museum of natural history. 1884. pi. (19) 20. fig. 6. 



Hall & Clarke. New York state museum memoir 2. 

 1898. pi. 62, fig. 10. 



Keokuk beds Crawfordsville Ind. 



C. Van Deloo, coll. 1867 



Physospongia multibursaria Hall & Clarke 



154 a±&a type Physospongia multibursaria Hall & 



Clarke. New York state museum memoir 2. 1898. 

 p. 196, fig. 45. 



Keokuk beds . Crawfordsville Ind. 



prismodictya Hall & Clarke 

 Prismodictya allegania Hall & Clarke 



155 2A f A plastotype Prismodictya allegania Hall & 



Clarke. New York state museum memoir 2. 1S9S. 

 p. 84, pi. 20, fig. 4. 



Chemung beds Scio N.Y. 



Prismodictya aulophia Hall & Clarke 



156 *■*£*- plastotype Prismodictya aulophia Hall & 



Clarke. Mew York state museum memoir j. [898. 

 p. 88, pi, 20, fig. 7. 



Chemung beds Wellsville N. V 



