INDEX. 



587 



Labyrinthodon Jsegeri, observations on the structure Leptsenae, observations on the position of, among 



of the teeth of, 505. Brachiopoda, and distribution in Palaeozoic rocks, 



ventricosus, description of remains of 318. 



lower jaw of, 537. species of, from the 



scutulatHS, description of vertebrae, Silurian strata of the Rhenish provinces, 409. 



ribs, humerus, femur, tibiae, and dermal scuta Level, observations on relative changes of, in south- 



of, 538. east of Devonshire, 484. 

 Batrachian anologies shown. Lew Trenchard, section of unconformable cleavage 



538. in strata near, 481. 

 observations respecting the Lias, description of, along the line of the Birming- 



dermal scuta, 538, 541. ham and Gloucester railway, 551. 



Lacustrine tertiary basins in Western Asia Minor, section of the junction beds of, with the red 



notices of, 15. 



lists of shells 



marl at Dunhamstead, 550. 

 — observation on the distribution of organic re- 



found in, 16 et seq. mains in, along the line of the railway, 551, 552. 



deposits, notice of the, between Bovey Lickey, account of the cutting across the, in the line 



and Kingsteignton, 439. of the Birmingham and Gloucester railway, 547. 



Lacuy Peninsula, observations on the position of reference to Mr. Murchison's description of 



erratic boulders on the, 425. the, 547. 



Lahn, notice of eruptive rocks in the districts of Lieser, sequence of rocks in the gorge of the, 

 the, 264. 281. 



description of the Devonian rocks of the. Lignite, account of beds of, in the red sandstone 



formation of the neighbourhood of Lisbon, 119. 

 Limestone, compact, notices of, in Western Asia 

 Minor, \0 et seq. 



tertiary lacustrine, notices of, \5 et seq. 



Limestones of South Devon, remarks on the origin 

 of the, 464. 



fossils of, 465. 



list 



248. 



— the schaalstein, 249. 



— the limestones, 250. 



Larcombe Bridge, notice of outlying patch of green- 

 sand near, 451. 



Le Roule, description of the hill of, near Cher- 

 bourg, 565. 



Landsborough, Rev. D., notice of his researches in 

 the deposits newer than the diluvium at Stevens- 

 ton, 155. 



Laurillard, M., notice of his remarks on casts of 



of, 466. 

 Limestone breccia of Petit Tor, referred to the car- 

 bonaceous series, 461. 

 some of the mammalian remains brought to En- Limestone, see also Carboniferous, Devonian, &c. 



gland by Sir W. Parish, 84. 

 Lavas, description of, in the Catacecaumene, 30 



et seq. 



remarks respecting, 33. 



on the action of running water on, 



34 and note. 

 Leamington, account of remains of the Labyrintho- 

 don from the lower sandstone of, 503, 515. 

 Lenne, section of the Devonian limestone strata in 



the gorge of the, between Lethmate and Grune, 



237. 

 Lepidostrobus variabilis, notice of, found at Dixon 



Fold, near Manchester, 1 74. 



Lisbon, Mr. Sharpe on the geology of the neigh- 

 bourhood of, 107. 



account of the aqueous deposits, 108. 



tertiary formations. 



108. 



secondary forma- 



tions, 1 15. 



igneous rocks, 124. 



faults and dislocations, 128. 



. superficial deposits, 130. 



earthquake of 1755, 130. 



postscript on the relative age of the forma- 



tions, 132. 



