| Date Note | Recherches publication dates |
| Description | Watercolour of an incomplete specimen of the fossil fish Dipterus macrolepidotus Agassiz, by Joseph Dinkel, [1834-1844]. Found in the Old Red Sandstone, Caithness, from the collection of William Willoughby Cole, 3rd Earl of Enniskillen.
Note: drawing references 'Recherches sur les Poissons Fossiles' (1833-1843/4), vol 2, p115, but was not published. |