| Date Note | References mollusk described by Murchison in 1839, final issue of livraison. |
| Description | Watercolour study of the tooth of the fossil fish Ctenodus alatus, by Joseph Dinkel, [1839-1844]. Found in the Coal Measures, Ardwick, Manchester, from the collection of Mr Mellor, Ardwick.
The drawing is annotated '...This is a freshwater limestone, from the Tope of Coal series near Ardwick near Manchester, and contains microconchys carbonari [the mollusk Microconchus carbonarius] - see Murchison's Silurian System.'
Sheet: 127mm (w) x 193mm (h) |
| Administrative History | Collected/drawn as part of the research for Louis Agassiz's 'Recherches sur les Poissons Fossiles' (1833-1843/1844). |
| CustodialHistory | From an envelope marked "Jones Collection. Carb. Limestone, Armagh and Rankine & Carluke Comm. Coal Measures Scotland." |