| Administrative History | Austin was in Russia & Siberia during 1847-1848, and the map may have been drawn during the latter year. |
| Publication Note | From a paper read before the Society, 3 December 1862, and abridged version published as: Austin, C E. "Geological Notes on the Locality in Siberia where Fossil Fish and Estheriæ have been found: With a Note on Estheria Middendorfii; by Professor T. Rupert Jones, F.G.S.", 'Quarterly Journal of the Geological Society', vol 19 (1863), pp71-74. Figures not published. |