| Date Note | Agassiz's arrival in Britain in 1834, date of accession |
| Description | Watercolour of an imperfect specimen (middle trunk), with pencil and ink wash scale structure details, of the fossil fish Semionotus striatus Agassiz, by Joseph Dinkel, [1834-1843]. Found in the Lias, Seefeld, from the collection of the Earl of Enniskillen. |