128. Schumaker, V. F. Essai d'un nouveau systemedesVers teslaces. 



4to, 22 plates. Copenhagen, 1817. (Published at $20) 7 50 



129. Spix, J. B. Testacea fluviatilia quae in itinere per Braziliam 



coll. et pingenda cur., digess., descripsit et observat. lUustr. 

 J. A. Wagner. Folio, 1827, with 29 col'd plates. (Published 

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130. Say, Thomas. Complete Writings on the Conchology of the 



United States. Edited by W. G. Binney. Half calf, gilt, 8vo, 



pp. 248, 75 col'd plates. New York, 1859 10 00 



131. Say, Thomas, American Conchology. 8vo, half-mor., 50 col'd 



plates, (not quite complete) 5 00 



132. Sowerby, G. B. Catalogue of Shells contained in the Collection 



of the Earl of Tankerville. Small 4to, 8 col'd plates. London, 



1825. (Published at $8) 2 50 



133. Sowerhy, G. B. Conchological Illustrations ; or colored figures 



of all the hitherto unfigured recent shells. 2 vols., 8vo, half- 

 mor., 200 fine colored plates. London, 1832. (Published at 

 $120) 60 00 



134. Sowerby, G. B. Conchological Illustrations. Another copy. 



Unbound 57 00 



135. Scilla, A. De corporibus marinis. 4to, mor., 31 pi. Rome, 



1752 2 75 



136. Sellius^ G. Hist. Natur. Teredinis s. Xylophagini Marini, etc. 



4to, 11 plates. 1733 1 75 



137. Schreibers, K. Versuch einer voUstand. Conchylienkenntniss 



nach Linnes System. 2 vols., 8vo. Vienna, 1793 1 75 



138. Schroter^ J. S. Geschichte der Flussconchylien. 4to, 24 col'd 



plates. Halle, 1779 4 25 



139. Schroter J. S. Einleitung in der Conchylienkenntniss. 3 vols., 



8vo. Halle, 1783— 6 4 25 



140. Schroter, J. S. Ueber der Erd-Conchylien. 12mo. Berlin. 



1771 1 00 



141. Thorpe, C. British Marine Conchology. 12mo, cloth, 8 plates. 



London, 1844 2 50 



142. Troschel, F. H. Gebiss der Schneeken. 4to, mor., 20 plates. 



Berlin, 1756—64 15 00 



143. Turton^ W. Manual of the Land and Fresh Water Shells of Grreat 



Britain. New edit, by Gray. 8vo, cloth, 12 col'd pi. London, 



1840, 4 50 



144. Turton, W. The Bivalve Shells of the British Islands. 8vo, 20 



col'd plates. London, 1822. (Published at $10) 7 50 



145. Try on, G. W., Jr. List of American Writers on Recent Con- 



chology. 8vo. 1861 „ 2 00 



146. Tryon, G. W., Jr. Monograph of Pholadacea. 8vo. 1862 2 00 



147. Tryon, G. W., Jr. Synonymy of the Species of Strepomatidae 



(Melanians) of the United States. 8vo. 1865 2 00 



148. Wood, Wm. General Conchology, or Descriptions of Shells, 



with 60 finely-colored plates. London, 1835. (Published at 

 ($20) , ,., ,. 12 00 



