TITLES. 
Moll 21 
315. Sarasin, C. JlJtude sur les Oppelia du groupe du nisus et les 
Sonneratia du groupe du bicurvatus et du raresulcatus. Bull. Soc. 
geol. France, xxi, pp. 149-164, 3 pis. 
Saville-Kent, — . [See Kent (187).] 
316. Scharff, R. F. Note on the distribution of Geomalacus maculosus, 
Allman, in Ireland. P. Malac. Soc. London, i, pp. 17 & 18, map. 
317. . Helix nemorali8 ) in the Pyrenees. J. Conch, vii, p. 157. 
318. Schepman, M. M. On a collection of Shells from the Moluccas. 
Notes Leyden Mus. xv, pp. 147-159, 1 pi. 
319. . Description of a new species of Dolium [ D. pictum ]. T. c. 
pp. 276 & 277. 
320. . A new Cerithidea [ C tenlcatei ]. Tijdschr. Nederland. Dierk. 
Ver. iv, pp. 66 & 67. 
321. Schneider, O. San Remo und seine Thierwelt im Winter. Abh. 
Ges. Isis, 1893 [ Mollusca ], pp. 58-61. 
322. Sciioenlein, K. Ueber das Herz von Aplysict limacina. Zeitschr. 
Biol, xxx, pp. 186-220, 2 pis. 
323. Simpson, C. T. On the relationships and distribution of the 
North American Unionidce, with notes on the West Coast species. 
Amer. Natural, 1893, pp. 353-358. 
324. . A new Anodonta [A. mearnsiana ]. Nautilus, vi, pp. 134 
& 135. 
325. . A review of von Jhering’s classification of the Unionidce 
and Mutelidce. Op. cit. vii, pp. 17-21. 
326. Sim roth, II. [On a new Limax (unnamed) from Deliczan, Armenia.] 
Ber. Ges. Leipzig Jahrg. 1892-3, 7 pp. 
327. . [New locality in Saxony for Amalia marginata .] T. c. 
pp. 7 & 8 P. 
328. . [Young Janthina from the Plankton Expedition.] T. c. p. 9. 
329. . Ueber die . . . im Inneren von Ostafrica gesammelten 
Nacktschnecken [all but two unnamed]. T. c. pp. 10-25. 
330. . Ueber die Fahrbung verschiedener Nacktschnecken. 
a. Ostafrikanische Nacktschnecken. b. Fahrbung und Farben- 
wechsel Von Glaucus atlanticus. T. c. pp. 82-86. 
The five preceding papers are all from advance copies. 
331. • Ueber einiger Parmarion Arten. Weber’s Zool. Ergebnisse 
einer Reise in Niederl. Ost-Ind. Bd. iii, pp. 100-111, 2 pis. 
332. . Kritische Bemerkungen fiber die Systematik der Neomenii- 
den. Zeitschr. wiss. Zool. lvi, pp. 310-327. Abstr. in J. R. Micr. 
Soc. 1893, pp. 618 & 619. 
