Mollusca. 90 



41500 Ton Ihering, H. 4.32 Potaiuolithus (89.(5) 



1910. Descriptions of two New Species of Potaiuolithus. Nautilus Vol. 

 24 p. 15. 



01 Pilsbry, H. A. 4.32 Pterides 



1910. Note on the Genus Pterides. Nautilus Vol. 21 p. 14. 



02 Laville, A. 4.32 Pterocera (1181) 



li>10. Sur le Pterocera graciligitata Desh. Feuille jeuu. Natural. (4) 

 Ami. 40 p. 37—43, 1 pi. (44.14,.35) 



03 Iredale, Tom. 4.82 Pyramidellidae : 01 



1910. Some Notes on Pyramidellid Nomenclature. Nautilus Vol. 24 p. 

 5£— 58. 



04 Melvill, James Cosmo. 4.32 Pyramidellidae (26.7) 



1910. A Revision of the Species of the Family Pyramidellidae occurring 

 in the Persian Gulf, Gulf of Oman, and North Arabien Sea, as exempli- 

 fied mostly in the Collections made by Mr. F. W. Townsend (1893— 1900). 

 With Descriptions of New Species. Proc. malacol. Soc. London Vol. 9 

 p. 171 — 207, 3 pis. [39 nn. spp. in: Syrnola, Styloptygma 2, Agatha, Elusa, 

 Euhmella, Turbonilla 18, Oscilla, Pyrgulina 11, Odostomia 3.] (26.78) 



05 de Boury, E. 4.32 Scalidae : 01 



1910. Quelques observations sur les Mollusques du groupe des Scalidae. 

 Prec^dees de considerations sur l'espece philosophique et sur l'espece 

 pratique. Feuille jeun. Natural. (4) Ann. 40 p. 127 — 130, 140 — 143. 



06 Mendel, Lafayette, B., and H. Gideon Wells. 4.32 Sycotypus : 11.33 



1909. Experimental Studies on the Physiology of the Molluscs— Fourth 

 Paper. Amer. Journ. Physiol. Vol. 24 p. 170—177. [Purines and 

 purin metabolism of Sycotypus] 



07 Vauatta, E. G. 4.32 Thais 



1910. Purpura crispata and saxicola. Nautilus Vol. 24 p. 37 — 38. [Thais 

 used for Purpura.] 



08 Johnson, C. W. 4.32 Trivia (1183) 



1910. A Large Fossil Trivia. Nautilus Vol. 24 p. 11—12. 

 41509 Toinlin, J. R. le B. 4.32 Trochidae 



1910. On Ethalia nevilli Soweeby. Journ. Conch. London Vol. 13 p. 108. 

 [= Cyclostrema excavata.] 



10 Kennard, A. S., and A. W. Stelfox. 4.32 Valvata (42.25) 



1910. On the Occurrence in England of Valvata macrostoma Steenbuck. 

 Proc. malacol. Soc. London Vol. 9 p. 123. 



11 Hannibal, Harold. 4.32 Valvata (79) 



1910. Valvatidae of the Western North America. Nautilus Vol. 23 p. 

 104—107. [2 nn. spp.] (79.2,.4— .7) 



12 Preston, H. B. 4.32 Vivipara (95) 



1910. Description of Vivipara fragilis, n. sp., from Dutch New Guinea. 

 Proc. malacol. Soc. London Vol. 9 p. 113, 1 fig. 



13 Sowerby, G. B. 4.32 Voluta (94.2) 



1910. Description of a New Volute. Ann. Mag. nat. Hist. (8) Vol. 6 p. 

 011, 1 fig. [V. gatliffi n. sp.] 



14 Cox, J. C. 4.32 Voluta (94.6) 



1910. Description of a New Species of Voluta from West Australia. 

 Proc. malacol. Soc. London Vol. 9 p. 140, 1 pi. [V. nodiplicata.] 



15 Walter, Herbert Eugeu. 4.32 Urosalpinx : 11.52 



1910. Variations in Urosalpinx. Amer. Natural. Vol. 44 p. 577 — 594, 3 

 figg. - (Amer. Soc. Zool.) Science N. S. Vol. 31 p. 473. (74.4, 79.4) 



16 Acloque, A. 4.36 



1909. Les mollusques nudibranches. Cosmos Paris N. S. T. 61 p. 567 

 —569, 4 figg. 



17 Balch, Francis N. 4.36 



1910. Rectification of the Nomenclature of the Nudibranchiata in Ler- 

 mo.nd's „Shells of Maine." Nautilus Vol. 23 p. 100—102. 



41518 Glaser, Otto C. 4.36 : 11.06 



1910. The Nematocysts of Eolids. Journ. exper. Zool. Vol. 9 p. 117 — 

 142, 11 figg. [Derived from ingested Coelenterates.] 



25. II. 1911. 



