CURRENT LITERATURE. 45 



White, F. A.— " Some Notes on Florida Mollusca." Nautilus, x., 40, 1896. 

 Willcox, J. — " Notes on Mollusks of Florida." Nautilus, x., 27-g, i8g6. 



Describes the modes of attack by which the ouster is destroyed by 

 Mch'iigcna corona, Sigarctiis, and Fulgni- pii'vcrsuin. Sec. 



Willey, A.— " Tidal Migrations of Limpets." Nature, vol. liv, p. 125. 



Willey, A.— "On a rare Variation in the Shell of Ptcvocera himbis, Linn." 

 P. Linn. Sec. N. S Wales, xxi., 110-2, pi. xiii., i8g5. 

 Intercalated digitation. 



Winkley, H. W.— " The Weight and Size of Shells." Nautilus, x., 38-9, 

 1896. 

 We extract the fact that over a million Shcnca planoihis would be required 

 to balance one Maclra solidisslvia, and that a ton of the smaller species would 

 contain 18,144,000,000 individuals. 



IV. DISTRIBUTION AND FAUNA. 



A. RECENT FORMS. 



See also Arnold (IV. B), Branch (III.), Brandt (III), Dall (I. A). Kennard 

 (III.), Ihering (I. A.). Newcombe (I. A), Scott (VI.), White (III.) 



Adams, L. E. — " H:lix fusca, Mont., //. granulatd, Alder, H. lapicida var. 

 albimi Meuke, and Clausilia rolphii. Gray in Northamptonshire." J. 

 Conch., viii., 228, 1896. 



*Adam3, L. E.—" The Collector's Manual of British Land and Freshwater 

 Shells." 2nd Ed., Leeds, 1896 (Taylor Bros., 8/-, 10/6). (See p. 54). 



Blazka, F. de P. — " Die Mollusken-Fauna der Elbe-Tiimpel." Z06I. Anz., 

 xix., 301-7, 1896. 



Boettger, O. — "Die marinen Mollusken der Philippinen " (v. & vi.) 

 Nachrbl. deutsch. malak. Ces., xxviii., 41-56, 1896. 

 Deals with the Pyramidellidae and Turbonillidae. [See I. A.] 



*Brancsik, K. — " Toldalek Trencsen varmegye Mollusca-faunajahoz." 

 Jahresh. Ver. Trencsen, 1896, pp. 11 1-4. 



*Brancsik, K. — " Eiu .\usflug auf Nachbargebiet." Jahresh. Ver. Trenscen, 

 1896 , pp. 90-9. 



*Brancsik, K. — " Contributiones ad faunam MoUuscarum insulae Papuae." 

 Jahresh. Ver. Trencsen, 1896, pp. 209-28, 2 pis. 

 (Nine nu. spp. 



*Brusina, S. — " Faunistisches von der Adria - Excursion der Yacht 

 ' Marg.irita.' " C. R. iii. Cong. Zo31. (Leyden), pp. 371-94. 



*Brusina, S. — " Bemerkungen iiber macedonische Siisswasser-Mollusken." 

 C. R., iii., Congr. Zool. (Leyden), pp 365-70, 1896. 



Cockerell, T. D. A. — " AgrioUmax campcstris in the Pecos Valley, N.M." 

 Nautilus, X., 35, iSg6. 



Cockerell, T. D. A. — " Land Mollusca from the Rejectamenta of the Rio 

 Grande, New Mexico." Nautilus, x., 41-3, i8g6. 



Dahl, F. — " Die Verbreitung der Thiere auf hoher See." S. B. Ak. Berlin, 

 iSg6, pp. 705-16, table. 



Record of pelagic animals observed during a Voyage to the Bismarck Is. ; 

 Janthina is included. 



