TYPE SPECIMENS OF PALEOZOIC FOSSILS 529. 



3252 J^f^ type Hall. Illustrations of Devonian fossils. 1876. Gas- 



teropoda, pi. 23, fig. 13. 



Hall. Paleontology of New York. 1879. v. 5, pt 2,. 

 pi. 24, fig. 14. 



Hamilton beds Fultonham N. Y. 



3253 type Hall. Illustrations of Devonian fossils. 1876. Gas- 



teropoda, pi. 23, fig. 14. 



Hall. Paleontology of New York. 1879. v. 5, pt 2,. 

 pi. 24, fig. 15. 



Hamilton beds Fultonham N. Y. 



Bellerophon thalia Hall 



3254 10 j 15 type Bellerophon thalia Hall. Descriptions of 



new species of fossils from the Upper Helderberg, Hamil- 

 ton and Chemung groups. 1861. p. 32. 



Hall. Illustrations of Devonian fossils. 1876. Gaster- 

 opoda, pi. 25, fig. 5. 



Hall. Paleontology of New York. 1879. v. 5, pt 2,. 

 pi. 25, fig. 1. 



Hamilton shales York, Livingston co. N. Y. 



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



3255 type Hall. Illustrations of Devonian fossils. 1876. 



Gasteropoda, pi. 25, fig. 6. 



Hall. Paleontology of New York. 1879. v. 5, pt 2, 

 pi. 25, fig. 2. 



Hamilton shales Cayuga lake, N. Y. 



H. H. Smith, coll. 187 1 

 Be llejop hon ( P h r a g m o s t o m a ? ) tricar- 

 inata see Bellerophon triliratus juvenis ? 



Bellerophon triliratus juvenis? Hall 



3256 hypotype Bellerophon (Phragmostoma?) 

 tricarinata Hall. Illustrations of Devonian fossils. 

 1876. Gasteropoda, explanation of pi. 22. 



Bellerophon triliratus juvenis ? Hall. Paleon- 

 tology of New York. 1879. v. 5, pt 2, p. 118, pi. 26, 

 fig- i& 



Chemung beds Nichols, Tioga co. N. Y. 



A. Sherwood, coll. 187 1 



3257 hypotype Hall. Paleontology of New York. 1879. 



v. 5, pt 2, pi. 26, fig. 16. 



Chemung beds Nichols N. Y. 



A. Sherwood, coll. 1871 



