vn MOLLUSCA LITERATURE 271 



R. Bergh. Ueber die Verwandtschaftsbezichungcn dcr Onchidien. Morph. Jahrb. 10 



Bd. 1884. 

 Report on the Nudibranchiata of the " Challenger" Expedition. ('hall. Report 



Zool. Vol. X. 1884. 



Die Titiscanien, cine Famil/r il/'r r/iipii/ni/fossoi Gastropodcn. With three 



Plates. Morphol. Jahrb. 16 Bd. 1890. 



Die Marseniadcn. Zool. Jahrb. 1 Bd. 1886 ; compare also Semper's 7iV /*<,/ 



im Archipcl dcr Philippincn. 2 The if c. Wissensch. Jtesultate. Suppl. Heft 3. 



1886. 

 Die cladohcpatischcn Nudibranchicn. Zool. Jahrb. Abth. fiir Systematise, 



5 Bd. 1891. 



Die cryptobranchiaten Dorididcn. Zool. Jahrb. Abth. fiir Systematic, fi 

 Bd. 1891. 



In addition, numerous monographs of various families, genera, and species 

 of the Opistliobranchia in various journals. 



J. E. V. Boas, Spo/ia atlantica. Bidray til Ptcropodernes Morfoloyi og SystemaMk 

 samt til Kundskabcn om deres yeografiske Udbredclse. Danske Vid. Sclsk. 

 Skr. (6). 4 Bd. 1886. 



Zur Systematik und Biologic dcr Ptcropodcn. Zool. Jahrb. 1 Bd. 1886. 



L. Boutan. Rcchcrchcs sur V anatomic et le devcloppcment de la Fissurcllc. Arch. 



Zool. c.qrtr. (2). Tome III. 1886. 

 E. L. Bouvier. Systeme ncrvcux, morphologic, rjenerale ct classification des Gastro- 



podcs prosobranches. Ann. des Sciences Nat. (7). Tome III. 1877. 



E. Claparede. Anatomic und Entwickelungsgeschichte dcr Neritina fluviatilis. 



Mailers Archil-. 1857. 

 P. Garnault. Rcchcrchcs anatomiqucs et histologiqucs sur le Gyclostoma clegans. 



Arch. Soc. Linn. Bordeaux, 1887. 



C. Gegenbaur. Unfersuchungen ilbcr Pteropoden und Hetcropodcn. Leipzig, 1853. 

 R. J. Harvey Gibson. Anatomy and physiology of Patella vnlgata. Part I. Ana- 

 tomy. Trans. Roy. Soc. Edinburgh. Vol. XXXII. 1887. 

 B. Haller. Uittcrsuchungcn ilbcr marine Shipidoglossen. I. Stitdie. Morph. Jaltrb. 



9 Bd. 1883. //. Studie. 11 Bd. 1886. 



Die Morphologic der Prosobranchier, yesammclt auf ciner Erdumsegehmg 



durch die Konigl. ital. corvette " Vettor Pisani." I. Morph. Jahrb. 14 Bd. 



1888. //. ibid. 16 Bd. 1890. 

 Huxley. On the morphology of the cephalous Mollusca as illustrated by the anatomy of 



certain Hctcropoda and Ptcropoda, etc. Philos. Transactions. 1853. 

 J. Joyeux-Laffuie. Organisation et d&vcloppcment de I'Oncidie (OncJiidhun cclticum 



Guv.). Arch. Zool. exper. Tome X. 1882. 

 H. de Lacaze-Duthiers. Histoirc ct monographic du Plcurobranchc orange. Annalcs 



des Sciences Nat. (4). Tome XI. 1859. 



Memoire sur la Pourpre. Annalcs des Sciences lff. (4). Tome XII. 



1859. 



Memoire sur le systems nerveux de I'Haliotide. Ann. des Sciences Nat. 

 (4). Tome XII. 1859. 



Memoire sur I'anatomie et rcmbryoyenic des Vermets. Ann. des Science* 

 Nat. (4). Tome XIII. 1860. 



- Histoirc de la Testacella. Arch. Zool. exper. (2). Tome V. 1888. 

 A. Lang. Vcrsuch ciner Erklarung dcr Asymmetric der Gastropodcn. Viertel- 

 jahrsschrift d. Naturf. Gescllsch. Zurich: 36 Bd. 1891. 



F. Leydig. Ueber Paludina vivipara. Zeitschr. f. u-iss. Zool. 2 Bd. 1850. 

 Milne Edwards. Note sur la classification naturelle des Mollusques Gastropodes. 



Ann. des Sciences Nat. 1848. 



