23 Moll. 
Titles. 
2220 
Thompson, Lillian D. Collecting in 
Digby, Nova Scotia. Nautilus Boston , 
Mass. 31 1917 (57-58). 430 
Thomson, J. A. The Hawera series, 
or the so-called “Drift Formation” 
of Hawera. Wellington Trans. & 
Proc. N.Z. Inst. 49 1916 (1917) (4 14- 
417). 431 
Tilmann, N. Dio Fauna dos uiiteren 
urid mittleren Lias in Nord- und Mittel- 
Peru. Neu. Jahrb. Min. Geol. Palaeont. 
Stuttgart Beil. Bd. 41 1917 (628-712) 
pis . , xxi-xxvi. 432 
Tomlin, J. R. le B. A systematic 
list of the Margincllidac. London Proc. 
Malac. Soc. 12 1917 (242-306). 433 
Tomlin, J. R. lo B. On Volvaria 
lubrica, Petterd. London Proc. Malac. 
Soc. 12 1917 (308). 434 
Vanatta, E. G. North Carolina land 
shells. Nautilus Boston Mass. 31 1917 
(71). 444 
Vaysstere, A. fitude biologique sur 
le Glandina guttata Crosse & P. Fischer. 
J. conchyliol. Paris 63 1917 (115-122) 
445 
Vayssi&re, A. Note sur la presence 
d’un bras supplcmcntairo chez un 
Elcdone moschata Leach. J. conchyliol. 
Paris 63 1917 (123-125) pi. iv. 446 
Vayssidre, A. Deuxieme Expedition 
Antarctique Frai^aise (1908-1910), 
commandee par le Dr. Jean Charcot. 
Recherches zoologiques et anatomiques 
sur les mollusques amphineures et 
gasteropodes (Opisthobranches et Proso- 
branches). Masson & Cie., 120 Boule- 
vard Saint Germain Paris 1917 1917 
(1-50) pis. i-iv. 447 
Tomlin, J. R. le B. Obituary 
notice : Dr. H. F. Becker. J. Conch. 
Leeds 15 1917 (221). 435 
Tomlin, J. R. Ic B. New name for 
Microsctia (preoccupied). J. Conch. 
Leeds 15 1917 (221). 436 
Tomlin, J. R. lo B. Hygromia 
rcvclata. in North Do von. J. Conch. 
Loods 15 1917 (222). 437 
Tomlin, J. R. le B. vide Dean, J. D. 
Tomlin, J. R. le B. vide Irelale, T. 
Townsend, 0. H. Voyage of the 
“ Albatross ” to the Gulf q£ California 
in 1911. New York N.Y. Bull. Amer. 
Mus. Nat. Hist. 35 1916 (399- 476). 438 
Trechman, C. T. The age of the 
Maitai series of New Zealand. Geol. 
Mag. London (6) 4 1917 (53-64) pis. 
iv-v. 439 
Trechmann, C. T. Cretaceous 
mollusca from New Zealand. Geol. 
Mag. London (6) 4 1917 (294-305 337- 
342) pis. xix-xxi. 440 
Trueman, A. E. Observations on 
the genus Polymorphiles. Geol. Mag. 
London (6) 4 (442-447). 441 
Vidal, L. M. Edad geologica de los 
lignitos de Selva y Binisalem (Mallorca) 
y description de algunas especies fosiles. 
Madrid Mem. R. Soc. Esp. Hist. Nati 
10 1914-1917 (1917) (343-358) p!s. i- 
iii. 448 
Vignal, L. Sur la voracito des 
Zonitcs algirus Linno. J. conchyliol. 
Paris 63 1917 (10-12). 449 
Vredenberg, E. W. Description of 
some specimens of Pleurotonia con- 
gener, E. A. Smith, from the Andaman 
Sea, with special reference to certain 
peculiarities of the aperttire. Calcutta 
Rec. Indian Mus. 13 1917 (315-320) 
pl.xii. 450 
W. Cepaea auslriaca bci Miihlhausen 
in Thiiringen ausgesctzt. Frankfurt 
am Mam Nachr.-Bl. D. malak. Ges. 49 
1917 (142). 451 
W., B. B. Obituary notice. Edgar 
Albert Smith, 1847-1916. London 
Proc. Malac. Soc. 12 1917 (215-217). 
452 
Wade, B. New and little known 
Gastropoda from the Upper Cretaceous 
of Tennessee. Philadelphia Pa. Proc. 
Acad. Nat. Sci. 69 1917 (280-304) pis. 
xvii-xix.. 453 
Trueman, A. E. Varieties of Helix 
ncmoralis L. in Notts. Naturalist 
London 1917 1917 (94). 442 
Utterback, W. I. Naiadgeography 
of Missouri. Amer. Midland Nat. 
Notre Dame Ind. 5 1917 (26-30), 443 
Walcott, C. D. Cambrian geology 
and paleontology. IV. No. 2. The 
Albertella fauna in British Columbia 
and Montana. Washington D.C. 
Smithsonian Inst. Misc. Coll. 67 (2445) 
1917 (9-59) pis. i-vii. 454 
