TITLES. 
Moll . 5 
19. Anthony, R. Note sur la forme et la structure des Muscles adduc- 
teurs des Mollusques Acephales. Bull. Soc. Philom. vi, pp. 175-188, 
figg- 
20. . Organisation et Morphologie des Tridacnides. C.R. Ac. Sci. 
cxxxviii, pp. 296-298, figg. 
21. . L’ acquisition de la forme arrondie chez les mollusques acephales 
dimyaires fixds en position pleuroth^tique. (Note pr^lilninaire.) 
Arch. zool. exp. Notes ii, pp. clxxiii-clxxxvii, 10 figg. 
22. Arkanghel’skii, A. D. Paleotzenovuiya Otlozheniya Saratovskagho 
Povolzh’ya I Ikh fauna. [Fauna of Paleocene Strata of Saratov 
District.] Mater. Geol. Russlands xxii, pp. 1-207, pis. i-xii. 
23. Bacci, P. E. & Bernardi, I. I Molluschi. Riv. ital. Sci. Nat. 
xxiv, pp. 33-38, 105-110. 
24. *Baker, F. C. Shells of land and water ; a familiar introduction to 
the study of Mollusks. Chicago, 8vo. [Fide Nautilus xviii, p. 72.] 
25. . The Mollusks of Cedar Lake, Indiana. Nautilus xvii, pp. 112 
& 113. 
26. . New varieties of American Limineas. Op. cit. xviii, pp. 
10 - 12 . 
27. . New American Lymnseas. T. c. pp. 62 & 63. 
28. . The arrangement of the Collection of Mollusca in the Chicago 
Academy of Sciences. Museums J. iii, pp. 354-360, 1 pi. 
29. . The Molluscan Fauna of the Dells of Wisconsin. Tr. Ac. St. 
Louis xiv, pp. 99-105. 
30. . Notes on Planorbis truncatus Miles. T. c. pp. 107-110. 
31. . Spiro variation in Pyramidula alternata. Amor. Natural. 
xxxviii, pp. 661-668. 
32. Baldwin, J. W. Jaminia muscorum m. sinistrorsum. J. Conch, xi, 
p. 11. 
33. Barron, T. On the occurrence of Lower Miocene Beds between 
Cairo and Suez. Geol. Mag. i, pp. 603-608. 
34. Bartsch, P. A new Ashmunella [A. townsendi ] from New Mexico. 
Smithson. Collect, xlvii, pp. 13 & 14. 
35. . Notes on the Genus Sonorella y with descriptions of new 
species. T. c. pp. 187-200, pis. xxviii-xxxiii. 
36. . A new species of Amphidromus. T. c. pp. 292 & 293, ‘pi- xlvi. 
. [See also Dall & Bartsch (172).] 
37. Basedow, H. Note on Tertiary Exposures in the Happy Valley 
District, with description of a new species of Septifer. Tr. R. Soc. S. 
Austral, xxviii, pp. 248-252, pis. xxxv & xxxvi. 
38. Baumberger, E. Fauna der untern Kreide im Westschweizerischen 
Jura. Teil i, pp. 1-60, maps. [Abh. Schweiz, pal. Ges.] 
39. Bavay, A. Descriptions de quelques nouvelles espkces du genre 
Pecten et rectifications. J. Conchyl. Iii, pp. 197-206, pi. vi. 
40. . Mission de Crequi-Montfort et S&nechal de la Grange en 
Amerique du Sud. Mollusques terrestres et fluviatiles recoltes par 
le Dr Neveu-Lemaire. Bull. Soc. zool. France xxix, pp. 152-156, 
7 figg- 
