| Date Note | Date of other drawings by Dinkel from this collection. |
| Description | Watercolour of an imperfect, slightly fragmented specimen [anterior], with scale structure detail, of the fossil fish Ptycholepis bollensis Agassiz, by Joseph Dinkel, [1834-1835]. Found in the Lias, Whitby, from Whitby Museum. Not published but drawing marked [Tab] '58d'. |