| Date Note | wmk 1831; activity of artist, genus at top of image indicates early drawing, publication date |
| Description | Watercolour of a part and counterpart of an imperfect specimen (missing part of head) of the fossil fish Tetragonolepis semicinctus Bronn, by Joseph Dinkel, [1832-1834]. Found in the Lias, Neidingen, from the collection of M le Baron d'Althaus.
Top of the drawing is annotated "Familia: Lepidostei Ag". Annotated by Agassiz, 1841. |