| Date Note | Based on dates of other drawings by the artist and publication date. |
| Description | Watercolour, with ink wash detail of scale structures, of the fossil fish Pholidophorus tennuiserratus Münst [Ophiopsiella procera (Agassiz, 1837)], by Sixtus Heinrich Jarwart, [1836-1838]. From the collection of Georg Graf von Münster, Comte de Münster. According to Agassiz's published text, the specimen was from the lithographic limestone of Kelheim. |