TYPE SPECIMENS OF PALEOZOIC FOSSILS 



199 



1 144 hypotype Hall & Clarke. Paleontology of New York. 



1894. v. 8, pt 2, pi. 53, fig. 6. 



Helderbergian Clarksville N. Y. 



1 145 —f 2 - hypotype Hall & Clarke. Paleontology of New York. 



1894. v. 8, pt 2, pi. 53, fig. 8. 



Helderbergian Clarksville N. Y. 



barrandella Hall & Clarke 

 Barrandella areyi Hall & Clarke 



1 146 type Barrandella areyi Hall & Clarke. Paleon- 

 tology of New York. 1894. v. 8, pt 2, pi. 71, fig. 14-16. 



Barrandella areyi Hall & Clarke. 14th annual 

 report of the New York state geologist. 1895. pi. 13, 

 fig- 



Clinton beds Rochester N. Y. 



Barrandella fornicata Hall 



1 147 ^x^ 1 type Pentamerus fornicatus Hall. Paleon- 



tology of New York. 1852. 2:81, pi. 24, fig. 7a-7d. 



Barrandella fornicata Hall & Clarke. Paleon- 

 tology of New York. 1894. v. 8, pt 2, pi. 71, fig. n-13. 



Clinton beds Lockport N. Y. 



Jewett collection 



Barrandella fornicata var. Hall 

 114S type Pentamerus fornicatus var. Hall. nth 



annual report of the Indiana state geologist. 1882. p. 299, 

 pi. 27, fig. 15. 



Niagaran Waldron Ind. 



C. D. Walcott and C. Van Deloo, coll. 1878 



barroisella Hall & Clarke 

 Barroisella subspatulata Meek & Worthen (sp.) 



1 149 hypoplastotype Lingula sub spa tulat a Meek & 

 Worthen. Geological survey of Illinois. 1868. 3:437. 



Barroisella subspatulata Hall &: Clarke. 

 Paleontology of New York. 1892. v. 8, pt 1, pi. 2, 

 fig- 14, 15- 



Black slate (Genesee) White river, near Rockford Ind. 



1 1 50 £^ hypoplastotype Hall & Clarke. Paleontology of New 



York. 1892. v. 8, pt 1, pi. 2, fig. 16. 



Black slate (Genesee) White river, near Rockford Ind. 



