ALPHABETICAL INDEX 



TO THE 



PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 



[The fossils referred to are described, and those of wliich the names are printed 

 in italics are also figured.] 



Abbey Wood, section at Plumstead 

 Common and, 435. 



Aberdeen, dead littoral shells in the 

 bed of the German Ocean, forty 

 miles from the coast of, 260. 



Aberdeenshire, section at King Ed- 

 ward, 274, 275. 



Acanthodes from the coal-shales of 

 Longton, Sir P. G. Egerton on a 

 new species of, 468. 



Acanthodes Wardi, 468. 



Adams, Dr. A. L., on bones of fos- 

 sil Chelonians from the ossifer- 

 ous caves and fissures of Malta, 

 594; on the discovery of remains 

 of Halitherium in the Miocene de- 

 posits of Malta, 595. 



jEchmodus, diagrammatic restoration 

 of the head of, 304. 



Affinities of Eozoon Canadense, Dr. W. 

 B. Carpenter on the, 219. 



of Platysomus and allied genera, 



Dr. J. Young on the, 301. 



Age of the submerged forest-beds of 

 Porlock Bay, 9. 



Agnostics Morei, 487- 



Albany and Boston conglomerate, 

 Michigan, section from the Pewa- 

 bic lode to the, 453. 



Aldborough, section from Orford to 

 Thorpe near, 21. 



Alethopteris Grandini, 157. 



• grandis, 157- 



heterophylla, 157. 



lonchitica, 157. 



muricata, 157. 



nervosa, 157. 



pteroides, 157- 



Serlii, 157. 



VOL. XXTI. 



Alresford Creek, Essex, section at the 

 railway viaduct over, 562. 



America, Carboniferous formations of 

 Eastern, 97 ; cycles in the Palaao- 

 zoic age in Eastern, 102. 



Ammonites Dimravene^isis, 81. 



—— Suttonensis, 81. 



Amphicentrum, diagrammatic restora- 

 tion of the head of, 304. 



AmpJiicentrum granulosum, 306. 



Amygdaloid, felspathic, of Ayrshire, 

 520. 



Anatina prcscursor, var. Pylensis, 88. 



Ancillaria lamellata, 579. 



Anguilla, Lower Miocene deposits of, 

 573. 



Angular detritus of Porlock Bay, 6. 



Animals in the Coals of the South 

 Joggins, genera of, 126. 



Annelid-tubes in the Laurentian rocks 

 of Canada, sketches illustrating sup- 

 posed, 609. 



Anniversary Address of the President, 

 xxx-cii. See also Hamilton, W. J., 

 Esq. 



Annual Report, i. 



Annularia galioides, 152. 



Anomia socialis, 85. 



Aoitholithes pygmcBa, 149. 



Rhabdocarpi, 149. 



, sp., 150. 



squamosa, 150. 



Antigua, 574. 



Antiquity of Man in Ecuador, 567. 

 ' Antwerp, crag-beds of, 229. 



Araucarifes gracilis. 146. 



Area consobrina. 293. 



. filicata, 583. 



incBqnilateralis, 293. 



