TYPE SPECIMENS OF PALEOZOIC FOSSILS 525 



Hall. Illustrations of Devonian fosssils. 1876. Gaster- 

 opoda, pi. 24, fig. 2. 



Hall. Paleontology of New York. 1879. v * 5> P* 2 > 

 pi. 23, fig. 2. 



Hamilton shales Canandaigua lake, N. Y. 



R. P. Whitfield and C. Van Deloo, coll. 1862 



3222 i °o° 8 hypotype Hall. Paleontology of New York. 1879. v. 5, 



pt 2, pi. 23, fig. 3. 



Hamilton shales Pratt's falls, Onondaga co. N. Y. 



C. Van Deloo and H. H. Smith, coll. 1874 



3223 iojiLi. hypotype Hall. Paleontology of New York. 1879. 



v. 5, pt 2, pi. 23, fig. 4. 



Hamilton shales Bellona, Yates co. N. Y. 



J. W. Hall and C. Van Deloo, coll. 1866 



3224 ^-2-|58 hypotype Hall. Illustrations of Devonian fossils. 1876. 



Gasteropoda, pi. 24, fig. 3, 4. 



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

 pi. 23, fig. 6, 7. 



Hamilton shales Cayuga lake, N. Y. 



H. H. Smith, coll. 1871 



3225 -Lfl^aa hypotype Hall. Paleontology of New York. 1879. 



v. 5, pt 2, pi. 23, fig. 8. 



Hamilton shales Fabius village, N. Y 



G. B. Simpson, coll. 1863 



3226 J^a^s. hypotype Hall. Illustrations of Devonian fossils. 1876. 



Gasteropoda, pi. 24, fig. 5, 6. 



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

 pi. 23, fig. 9, 10. 4 



Hamilton shales Cayuga lake, N. Y. 



J. W. Hall, coll. 1866 



3227 -i-eaos. hypotype Hall. Illustrations of Devonian fossils. 1876. 



Gasteropoda, pi. 24, fig. 7. 



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

 pi. 23, fig. 11. 



Hamilton shales Cayuga lake, N. Y. 



H. H. Smith, coll. 187 1 



3228 10 g 08 hypotype Hall. Illustrations of Devonian fossils. 1876. 



Gasteropoda, pi. 24, fig. 9. 



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

 pi. 23, fig. 12. 



Hamilton shales Cayuga lake, N. Y. 



J. W. Hall, coll. 1866 



