| Date Note | Date of Agassiz's arrival in Britain; date given to other similar drawing by artist. Hybodus named by Agassiz in 1837 |
| Description | Ink sketch of a spine [from Hybodus?], by Henry Thomas de la Beche, [1834-1837]. Found in the Lias, Lyme Regis.
On the reverse of the sketch is a partial detailed description, in De la Beche's hand, of the specimens he has drawn, however the sheet has been cut down so the text is incomplete. |
| Administrative History | Collected/drawn as part of the research for Louis Agassiz's 'Recherches sur les Poissons Fossiles' (1833-1843/1844). |