TYPE SPECIMENS OF PALEOZOIC FOSSILS 3$I 



,2184 ^P- HYPOTYPE Hall. Paleontology of New York. 1883. 

 v. 5, pt i, plates and explanations, pi. 19, fig. 27. 



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

 pi. 19, fig. 27. 



Hamilton beds Cazenovia N. Y. 



J. Hall, coll. 1862 



Actinopteria communis Hall (sp.) 



2185 &Q& HYPOTYPE: HYPOPLASTOTYPE Avicula communis 



Hall. Paleontology of New York. 1859. 3:286. 



Actinopteria communis Clarke. New York 

 state museum memoir 3. 1900. pi. 4, fig. i. 



Oriskanian Becraft mountain, Hudson N. Y. 



2186 SJL^LS. HYPOTYPE: HYPOPLASTOTYPE Clarke. New York state 



museum memoir 3. 1900. pi. 4, fig. 2. 



Oriskanian Becraft mountain, Hudson N. Y. 



Actinopteria decussata Hall 



2 1 87 s.Qf.s- HYPOTYPE Avicula decussata Hall. Geology of 



New York; report on the 4th district. 1843. p. 203. 



Actinopteria decussata Hall. Paleontology 

 of New York. 1883. v. 5, pt i, plates and explanations, 

 pi. 17, fig. 24. 



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

 pi. 17, fig. 24. 



Hamilton beds Dresden, Yates co. N. Y. 



C. A. White and C. Van Deloo, coll. 1860 



2188 S-Qf- 2 - HYPOTYPE Hall. Paleontology of New York. 1883. 



v. 5, pt i, plates and explanations, pi. 17, fig. 28. 



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

 pi. 17, fig. 28. 



Hamilton beds Canandaigua lake, N. Y. 



C. A. White and C. Van Deloo, coll. 1860 



2189 8 ^ HYPOTYPE Hall. Paleontology of New York. 1883. 



v. 5, pt i, plates and explanations, pi. 18, fig. 2, 9. 



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

 pi. 1 8, fig. 2, 9. 



Hamilton beds York N. Y. 



C. A. White and C. Van Deloo, coll. 1860 



