INDEX. 



519 



Nid, near Knaresborough, cliffs on the, present good 

 sections of the magnesian limestone series, 91 

 note. 



modificationsofthelarge, 



irregular concretions of magnesian limeston6 

 well illustrated on the left bank of the, 88. 



section of the lower divisions of tlie mag- 



nesian limestone series on the left bank of the, 

 above Knaresborough Castle, 112. 



Nigrum grcfaim, name proposed by Mr. Dillwyn 

 for the coprolites of the lias bone bed, 227. 



Nodular ironstone, observations on, in beds of 

 shale, 468. 



Nomenclature, a systematic use of, recommended, 

 480. 



North Sannox, Arran, account of the old red 

 sandstone and anticlinal axis at, 29. 



North Sutor of Cromarty, coast section from, to 

 Tarbet Ness, 149. 



Norway, reference to Von Buch on the metalli- 

 ferous deposits of, 495 note. 



Nottingham, forest sand of, belongs to the newer 

 red sandstone, 43. 



Nottinghamshire, on the geological relation and 

 internal structure of the magnesian limestone, 

 and the lower portions of the new red sand- 

 stone series in, 27. 



Nummulites, remarks on the, of the Eastern Alps, 

 349. 



Nummulitic and ironstone beds of the Stauffen, 

 assigned to the newer secondary groups of the 

 Alps, 325. 



limestone of Kressenberg forms part 



of the cretaceous system of the Alps, 332. 



of Nice, description of, 179. 



Nunstainton, section of the lower portion of the 

 magnesian limestone near, 113. 



Nursinghagarh, notice of the geology of the neigh- 

 bourhood of, 193. 



O. 



Ober Mielselstein, structure of the, 332. 

 Obersdorf, description of the formations in the 



neighbourhood of, 324, 325. 

 — notice of the great lignite deposit of, 



387 note. 



Ockham, notice of the grauwacke between, and 



Westeriand, 168. 

 (Eningen, Mr. Mantell's observations on the fossil 



fox of, 283. 



anatomical description of 



the fox, 291. 

 Mr. Murchison's account of the deposit 



in which the fossil fox of, was imbedded, 277. 

 enumeration of the authors who have 



written on the lacustrine deposit of, 277. 

 inferences drawn from the nature of 



the deposit, and its fossil contents, 279, 289. 

 notice of the birds, 



285. 



reptiles, 285. 

 fishes, 285. 

 insects, 286. 

 conchifera, 287. 

 Crustacea, 287. 

 mollusca, 287. 



. plantae, 287. 



Old red conglomerate of Caithness, description 



of, on the coast, 137. 

 contains no 



pebbles of calcareous flags, 138. 

 lowest beds 



at Port Skerry appear to graduate into the 



granite on which they rest, 130. 

 range of, in 



Caithness and on the shores of the Murray 



Firth, 127. 

 Old red sandstone of Caithness, proofs of its form- 

 ing the lowest part of the secondary deposits, 



138. 

 -" reasons for assigning 



the lower conglomerate andsandstone to the, 32. 

 Arran, characters of, on the 



coast between Loch Ranza and Brodick, 28. 

 contains calcareous 



beds resembling theHerefordshirecornstone, 28. 

 places at which it occurs in 



Craven, enumerated, 4, 7. 

 Olivine occurs in the volcanic rocks of Ferish and 



Riegisburg, 398, 400. 

 Oolite, description of the tertiary, of the hill of 



Poppendorf, Sdl. 



3x2 



