No summary available.
No summary available.
Discusses S. S. Haldeman’s paper ["Enumeration of the recent freshwater Mollusca", Boston J. Nat. Hist. 4 (1844): 468–84].
Centres of species origin.
Describes his corrections of Origin.
No summary available.
No summary available.
No summary available.
No summary available.
No summary available.
CD making extensive corrections on proofs of Origin. Worries that style is too dry.
Doubts about Joseph Prestwich’s discovery [of flint tools].
No summary available.
No summary available.
No summary available.
No summary available.
Comments on ACR’s "The old glaciers [of Switzerland and N. Wales", in Peaks, passes, and glaciers: a series of excursions by members of the Alpine Club, ed. J. Ball (1859)]. Discusses erratic blocks in the Jura. Notes views of Lyell.
Report on three rare beetles they have recently taken in Down parish.
No summary available.
Sending two volumes of his own Cosmos. Regrets he did not visit him in 1857.
No summary available.
No summary available.
Has finished ACR’s article ["The old glaciers of Switzerland and N. Wales" in Peaks, passes, and glaciers, ed. J. Ball (1859)]. Asks the authority for glacial drifts in Siberia. Wishes ACR would examine the Glen Roy parallel roads and settle the problem.
Asks if it is certain that traces of organic remains have been found in Long Mynd beds.
No doubt about worm-holes in the Long Mynd, and they are certainly lower than J. Barrande’s primordial zone. Fossils in Laurentian gneiss.