TYPE SPECIMENS OF PALEOZOIC FOSSILS 309 



, 90 £ 8^3.2 hypotype Hall &" Clarke. Paleontology of New York. 

 1894. v. 8, pt 2, pi. 29, fig. 1. 

 Oriskanian Cayuga Ont. 



C. D. Walcott, coll. 1878 



1906 ^3^ hypotype Hall & Clarke. Paleontology of New York. 



1894. v. 8, pt 2, pi. 29, fig. 3. 



Oriskanian Cayuga Ont. 



C. D. Walcott, coll. 1878 



Spirifer arrectus see Spirifer murchisoni 



Spirifer asper Hall 



1907 S3 1 33 hypotype Spirifer aspera Hall. Geological survey 



of Iowa. 1858. v. 1, pt 2, p. 508. 



Hall & Clarke. Paleontology of New York. 1894. 

 v. 8, pt 2, pi. 25, fig. 25. 



Hamilton shales Centerfield N. Y. 



J. M. Clarke purchase 



Spirifer audaculus Conrad (sp.) 



1908 a - 3 T 3 4. hypotype Delthyris audacula Conrad. Journal 



of the Academy of natural sciences of Philadelphia. 1839. 

 8: 262. 



Spirifera medialis Hall. Paleontology of New 

 York. 1867. v. 4, pi. ^, fig- 2, 3. 



rHall. 2d annual report of the New York state geologist. 

 1883. pi. 54, fig. 1. 

 Spirifer audaculus Hall & Clarke. Paleontology 



rof New York. 1894. v. 8, pt 2, pi. 24, fig. 1. 

 Hamilton shales York, Livingston co. N. Y. 



C. A. White and C. Van Deloo, coll. i860 



1909 -*-£± hypotype Hall. Paleontology of New York. 1867. 



v. 4, pi. 38, fig. 4-6. 



Hamilton shales York N. Y, 



C. A. White and C. Van Deloo, coll. i860 



1910 &*£■*■ hypotype Hall. Paleontology of New York. 1867. v. 4, 



pi. 38, fig. 7, 8. 



Hamilton shales West Bloomfield N. Y. 



C. A. White and C. Van Deloo, coll. 1S60 



191 1 ^V' 1 hypotype Hall. Paleontology of New York. 1S67. 



v. 4, pi. 38, fig. 12, 13. 



Hamilton shales Bethany, (lenesee co. N. \ 



C. A. White and C. Van Deloo, coll. i860 



