n. Monographic and Iconographic Works. 



8. Manual of Concliology, by George W. rryon, Jr., 



Philadelphia, 1878 — 1895. First series, Marine 

 Univalves, Vols. I— IX by Tryon ; X— XVI by H. 

 A. Pilsbry. Second series, Terrestrial Mollusks, 

 Vols. I— IV by Tryon; V— X by Pilsbry. 



9. Systematisches Conchy lien-Cabinet von Martini und 



Chemnitz. I^ater and more useful volumes by 

 Philippi, Pfeiffer, Diuiker, Clessin, von Martens, 

 Kobelt, Brot, Wcinkauff. 



10. Abbild.un;x;en und Beschreibungen, neuer oder wenig 

 gekannter Conchy lien, herans.i^egeben von Dr. R. 

 A. Philippi. Vols. I, II, III. Casscl, 1845— 1851. 



I I . Conchologia Iconica* or illustrations of the shells 

 of Molluscous Animals, by Lovell Reeve, F. L. S. 

 Vols. I — XX. London, 1843 — 1878; later volumes 

 b>' G. B. Sowerby. Latel}' reprinted and sold in 

 parts. 



1 2. Thesaurus Conchyliorum, by G. B. Sowerby. Vols 

 I — V. London, 1847 — 1887. 



13- Novitates Conchologicae. MoUusea Marina. Beschrei- 

 biniL^ und Abbildung, never oder wenig genkannter 

 Meeres-Conchylien, herausgegeben von Dr. V\\ 

 Dunker. 1858 — 1870. 



14. lUustrites Conchy lienbuch, herausgegebcn von Dr. 

 W. Kobelt. Vols. I, II. Nurnberg, 1878. 



