TYPE SPECIMENS OF PALEOZOIC FOSSILS 



495 



3038 ^ 5 ^- hypotype Hall. Paleontology of New York. 1883. v. 5, 



pt 1, plates and explanations, pi. 14, fig. 9. 



Hall. Paleontology of New York. 1884. v. 5, pt 1, 

 pi. 14, fig. 9. 



Hamilton beds Norton's landing, Cayuga lake, N. Y. 



J. W. Hall, coll. 1866 



3039 2JLsl1 hypotype Hall. Paleontology of New York. 1883. v. 5, 



pt 1, plates and explanations, pi. 15, fig. 10. 



Hall. Paleontology of New York. 1884. v. 5, pt 1, 

 pi. 15, fig. 10. 



Hamilton beds Hamburg, Erie co. N. Y. 



C. A. White, coll. i860 



3040 -^^p- hypotype Hall. Paleontology of New York. 1884. v. 5, 



pt 1, pi. 83, fig. 11. 



Chemung beds Lawrenceville, Tioga co. Pa. 



A. Sherwood, coll. 187 1 



3041 -^<p- hypotype Hall. Paleontology of New York. 1884. v. 5, 



pt 1, pi. 83, fig. 12. 



Hamilton beds Schoharie county, N. Y. 



J. Gebhard purchase 



Pterinea grandis Hall 



3042 type Pterinea grandis Hall. Paleontology of 



New York. 1884. v. 5, pt 1, p. 91, pi. 83, fig. 14. 



Onondaga limestone Lexington, Scott co. Ind. 



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

 Pterinea halli nom. now 



3043 type Avicula securiform is Hall. Paleontology 



of New York. 1859. 3:290, pi. 53, fig. 11 (name pre- 

 occupied). 



New Scotland beds Schoharie N. Y. 



The species described by Hall in Pal. N. Y. 2:331, as 

 Avicula securiform is, from tbe Coralline limestone, 

 vrbile specifically unlike that from the Helderbergian here 

 referred to, appears to pertain to the same genus, and, with 

 this present evidence, it becomes desirable to distinguish the 

 two by the change of name above suggested. 



Pterinea interstrialis Hall 



3044 S- 2 ^ type Pterinea interstrialis Hall. Paleontology 



of New York. 1884. v. 5, pt 1, pi. 84, fig. 22. 



Chemung beds Chemung narrows, Chemung co. N. Y. 

 Pterinea modiolaris see Modiolopsis modiolaris 



