PAPERS CONSULTED. 223 
Richter, R., und F. Unger. Beitrag zur Paliontologie des Thiiringer Waldes, 
Zweiter Theil, Schiefer- und Sandsteinflora, bearbeitet von F. Unger. 
_ (Denksch, d. K, Akad, d, Wissensch. zu Wien, 1856, x1.) 
Risso, A. Histoire naturelle des principales Prof@uctions de l'Europe méri- 
dionale. Paris, 8vo. 5 vols. 
Roemer, C.F, Das Rheinische Uebergangsgebirge, &c., 1844, Hannover, 4to. 
Roemer, F, A. Beitriige zur geologischen Kenntniss des nordwestlichen 
Harzgebirges. (Paleontographica, 1850, 11.) 
Rondeletius. Libri de piscibus marinis, &e. Lugduni, 1554. Folio. 
Ryckholt, Baron P. de, Mélanges Paléontologiques. 2nd part. 4to, 
Salter, J. W. Figures and Descriptions of Canadian Organic Remains. (Geol. 
Survey Canada. Decade 1.) Montreal, 1859. 8vo. 
Salter, J. W. Note on the Skiddaw Slate Fossils. (Quart. Jour. Geol. Soe, 
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Sars, G.O. Oversigt af Norges marine Ostracoder. (Forhandl. i Vidensk.- 
Sels. i Christiania, aar 1865. Christiania, 1866.) 
Scapoli, J. A. Introductio ad Historiam Naturalem sistens genera lapidum, 
_ plantarum, et animalium. Prag@,1777. 8vo, 
Schimper, W. P. Traité de Paléontologie Végétale, ou la Flore du Monde 
Primitif, &c. 3 vols. 8vo, and 1 vol. plates. Imp. 4to, Paris, 1869—74. 
Schlotheim, E. von. Beitriige zur Naturgeschichte der Versteinerungen in 
- geognostischer Hinsicht. (Leonhard’s Taschenbuch fiir die gesammte 
Mineralogie. 1813, vut.; Denksch. K. Akad. Wissensch. zu Miinchen, 
1816—17, v1.) 
Schlotheim, Baron E. F.von. Die Pet. auf ihrem jetzigen Standpunkte, &c. 
8vo. 1820. 
Schneider, J. G. Sammlung vermischter Abhandlungen zur Aufklirung der 
Zoologie und Handlungsgeschichte. Berlin, 1784. 8vo. 
Schumacher, C. F. Essai d’un Nouveau Systéme des Habitations des Vers 
Testacés, 1817, Copenhagen, 4to, 
Schweigger, A. F. Handbuch der Naturgeschichte, &c. Leipzig, 1820. 8vo. 
Sedgwick, Rev. A. and F. McCoy. Synopsis of the Classification of the British 
'  Palwozoic Rocks, with a systematic description of the British Palmozoic 
Fossils. 3 Fasciculi, Introduction and Supplement, 1851—55, London. 4to. 
Selwyn, A. R. C., and G. H. F. Ulrich. Notes on the Physical Geography 
Geology and Mineralogy of Victoria. Melbourne, 1866. 8vo. 
Selwyn, A. R. C, (and others). A Descriptive Catalogue of the Rock Specimens, 
and Minerals in the National Museum, collected by the Geol. Survey of 
Victoria, &c. Melbourne, 1868. 8vo. 
Sequenza, G. Disquisizioni Paleontologiche intorno ai Corallarii Fossili delle 
Rocce terziarie del destretto di Messina, (Mem. R. Accad. Torino, 2nd Ser. 
xx1. 1864,) | 
Shaw, G. General Zoology, or Systematic Natural History, London, 8vo. 
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Smyth, R. B. Report of Progress of the Geological Survey of Victoria. Mel- 
- bourne, Imp. 8vo. By Authority, (Vol. 1. 1874; m. 1875; m1. 1876.) 
Smyth, R.B. ,On the Age of the Auriferous Deposits of Australia, (Geol. 
Mag. 1x.) : 
Sollas, W. J. On the changes produced in the Siliceous Skeletons of certain 
Sponges by the action of Caustic Potash. (Annals Nat, Hist. 1877, xx.) 
Sowerby, G. B. Thesaurus Conchyliorum, or Monographs of Genera of Shells. 
8vyo, London, (Vols. 1. and 111.) 
Sowerby, G. B. The Genera of Recent and Fossil Shells for the use of 
Students, &e. 2 vols. S8vo. London. 
Sowerby, J. and J. de C. The Mineral Conchology of Gt. Britain, or Coloured 
Figures and Descriptions of the Remains of Testaceous Animals, &c, 
London. 6 vols. and supp, 8vo. 
