| Date Note | Activities of artist; but 1839 date of publication |
| Description | Watercolour, pencil & ink drawing of a specimen, with structural details of teeth, scales and fin rays, of the fossil fish Gyrodus macrophthalmus Agassiz, by G A H Köppel, [1836-1838]. From lithographic limestone, Kelheim, from the collection of Georg Graf von Münster, Comte de Münster. |
| Administrative History | “Gyrodus macrophthalmus” Agassiz, 1843 is a junior synonym to Gyrodus hexagonus (Blainville, 1818). |