Authors(s) | Harris, G. D. |
Year | 1899 |
Title | The Lignitic Stage, 2. Scaphopoda, Gastropoda, Pteropoda and Cephalopoda. Bull. Amer. Paleont. 3(11): 3-128, 12 pls. |
Authors(s) | Harris, G. D. |
Year | 1899 |
Title | The Lignitic Stage, 2. Scaphopoda, Gastropoda, Pteropoda and Cephalopoda. Bull. Amer. Paleont. 3(11): 3-128, 12 pls. |