| This is the reverse side of the same Meekoceras gracilitatus White shown on the main page of Ammonoids At Union Wash, California. Specimen is 54mm in diameter; Lower Triassic Union Wash Formation, Union Wash, Inyo County, California. |
| This is the reverse side of the same Meekoceras gracilitatus White shown on the main page of Ammonoids At Union Wash, California. Specimen is 54mm in diameter; Lower Triassic Union Wash Formation, Union Wash, Inyo County, California. |