268 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
11177 
to 
11180 
11175 
11181 
11174 
11173 
11174a 
11173a 
11184 
11184a 
Gomphoceras angustatum Newell. Paratypes. 
Niagara (Silurian). Wabash, Indiana. 
Newell, Proc. Boston soc. nat. hist., vol. 23, 1888, p. 475. 
Gomphoceras linearis Newell. Holotype. 
Niagara (Silurian). Bridge’s Quarry, Wabash, Indiana. 
Newell, Proc. Boston soc. nat. hist., vol. 23, 1888, p. 473, 
2 figs, in text. 
Gomphoceras projectum Newell. Holotype. 
Niagara (Silurian). Delphi, Indiana. 
Newell, Proc. Boston soc. nat. hist., vol. 23, 1888, p. 476, 
4 figs, in text. 
Gomphoceras wabashensis Newell. Holotype. 
Niagara (Silurian). Harley Bros. Quarry, Delphi, Indi¬ 
ana. 
Newell, Proc. Boston soc. nat. hist., vol. 23, 1888, p. 470, 
3 figs, in text. 
* 
Gomphoceras wabashensis Newell. Paratype. 
Niagara (Silurian). Wabash, Indiana. 
Newell, Proc. Boston soc. nat. hist., vol. 23, 1888, p. 470, 
1 fig. in text. 
Gomphoceras wabashensis Newell. Paratypes. 
Niagara (Silurian). Delphi, Indiana. 
Newell, Proc. Boston soc. nat. hist., vol. 23, 1888, p. 470. 
Gomphoceras wabashensis Newell. Paratypes. 
Niagara (Silurian). Wabash, Indiana. 
Newell, Proc. Boston soc. nat. hist., vol. 23, 1888, p. 470. 
Hexameroceras cacabiformis Newell. Holotype. 
Niagara (Silurian). Delphi, Indiana. 
Newell, Proc. Boston soc. nat. hist., vol. 23, 1888, p. 481, 
3 figs, in text. 
Hexameroceras cacabiformis Newell. Paratypes. 
Niagara (Silurian). Delphi, Indiana. 
Newell, Proc. Boston soc. nat. hist., vol. 23, 1888, p. 481. 
