Report of the State Geologist. 433 



Illustrations of Devonian Fossils, 1876; Crustacea, pi. 23, tig. 2; and 

 Palaeontology of New York, vol. vii, 1888, pi. 34, fig. 2. 

 Portage group. Ithaca, N. Y. 



Collected by J. W. Hall and G. B. Simpson, 1870. 



Illustrations of Devonian Fossils, 1876; Crustacea, pi. 23, fig. 3; 

 and Palaeontology of New York, vol. vii, 1888, pi. 34, fig. 1. 

 Portage group. Ithaca, N. Y. • 



Collected by J. W. Hall and G. B. Simpson, 1870. 



Illustrations of Devonian Fossils, 1876; Crustacea, pi. 23, fig. 4; and 

 Palaeontology of New York, vol. vii, 1888, pi. 32, fig. 5; pi. 34, fig. 4. 

 Portage group. Ithaca, N. Y. 



Collected by J. W. Hcdl and G. B. Simp>son, 1870. 



Illustrations of Devonian Fossils, 1876; Crustacea, pi. 23, fig. 5; and 

 Palaeontology of New York, vol. vii, 1888, pi. 34, fig. 3. 

 Portage group. Ithaca, N. Y. 



Collected by J. W. Hall and G. B. Simpson, 1870. 



Illustrations of Devonian Fossils, 1876; Crustacea, pi. 23, fig. 1; 

 and Palaeontology of New York, vol. vii, 1888, pi. 33, fig. 6. 

 Portage group. Ithaca, N. Y. 



Collected by J. W. Hcdl and G. B. Simpson, 1870. 



Illustrations of Devonian Fossils, 1876; Crustacea, pi. 23; fig. 2 ; 

 and Palaeontology of New York, vol. vii, 1888, pi. 33, fig. 7. 

 Portage group. Ithaca, N. Y. 



Collected by J. W. Hall and G. B. Simpson, 1870. 



Illustrations of Devonian Fossils, 1876; Crustacea, pi. 23, fig. 3; 

 and Palaeontology of New York, vol. vii, 1888, pi. 34, fig. 5. 

 Portage group. Ithaca, N. Y . 



Collected by J. W. Hcdl and G. B. Simpson, 1870. 



Palaeontology of New York, vol. vii, 1888, -pi. 32, figs. 1, 2, 4, 6; 

 pi. 33, fig. 4. 



Portage group. Ithaca, N. Y. 



Collected by J. W. Hcdl and G. B. Simpson, 1870. 

 1691. 55 





