18 WORKS ON NATURAL HISTORY. 



Say, Thomas. American Entomology. Philadelphia, 1824-5; 1st and 



2d vols. 8vo. 36 colored plates. 

 Descriptions of several new species of Shells and of a new 



species of Lumbricus. See Pamphlets, vol. 2. 

 A list of Papers and other Works of Mr. Say, so far as 



ascertained; 1835. See Pamphlets, vol. 1. 

 Schroeter, J. S. An Account of the River Shells of Thuringia; 1779 ; 



1 vol. 4to. 11 colored plates. 



Schubert. Schubert and Wagner. See Wagner. 

 Seba. Planches de Seba ; 4 vols. folio. 



Vol. 1, plates 1-7-111. 

 2, " 1113. 

 " 3 f i 116 contains Shells. 

 " 4, " 1 -108 " Insects. 



Shaw. Shaw's Plates of Shells; 1 vol. 8vo. 106 colored plates. 

 Silliman B. American Journal of Science and Art. New-Haven, 1819 



to 1841; 40 vols. 8vo. 

 Sowerby, G. B. Jun. Thesaurus 'Conchyliorum ; 8vo. parti, 1842; 



contains Monographs of Genus Pupina, Helicina, Strom- 

 bus, &c. 

 G. B. The Malacological and Conchological Magazine ; 



parts 1 and 2. London, 1838 and '9. 



Species Conchyliorum. London, 1830 ; contains Mono- 

 graphs of the Genus Cymba, Ovulum Ancillaria, Pan* 



dora ; 1 vol. 4to. 14 colored plates. 

 Jun. A Conchological Manual, illustrated by 500 figures 



of Shells. London, 1 vol. 8vo. 

 / < Jun. The Conchological Illustrations or colored Figures 



of all the hitherto unfigured Recent Shells. London, 



1832-1841 ; 2 vols. 12mo. 200 colored plates. 

 . James and J. D. C. The Mineral Coachology of Great 



Britain. London, 1812-1829; in 12 vols. 8vo. 609 



colored plates. * 



Systematical, Stratigraphical and Alphabetical Indexes of 



the first 6 vols. of the Min. Conch, of Great Britain. 



London, 1834. 

 James. Genera of Recent and Fossil Shells. London, 2 



vols. 8vo, 266 colored plates, 



