17 Moll. 
Titles. 
2200 
Pilsbry, H. A. A new Cuban Zacli- 
rysia. Nautilus Boston Mass. 31 1918 
(78-79) pi. vii. 296 
Pilsbry, H. A. Reichcnbach’s Zoo- 
logie. Nautilus Boston Mass. 31 1918 
(79-81). 297 
Pilsbry, H. A. Descriptions of new 
species of Mopalia and Trachydermon. 
Nautilus Boston Mass. 31 1918 (125- 
127). 298 
Pilsbry, H. A. Viviparus contectoides 
Unit . . . Nautilus Boston Mass. 32 
1918(71). 299 
Pilsbry, H. A. and Bryan, E. L. 
Notes on some Hawaiian species of 
Drupa and other shells. Nautilus 
Boston Mass. 31 1918 (99-102) pi. ix. 
300 
Pilsbry, H. A. and Ferriss, J. H. 
Mollusca of the Southwestern States, 
IX : The Santa Catalina, Rincon , 
Tortillita and Galiuro Mountains. X : 
The Mountains |of the Gila Headwaters. 
Philadelphia Pa. Proc. Acad. Nat. 
Sci. 70 1918 (282-333) pis. iii-vii. 301 
Pilsbry, II. A. and Ferriss, J. H. 
New land shells from California and 
Nevada. Nautilus Boston Mass. 31 
1918 (93-95). 302 
Praeger, R. L. Irish fossil mollusks. 
Irish Nat. Dublin 27 1918 (69-74). 303 
Prashad, B. Studies on the anatomy 
of Indian mollusca. 2. The Marsupium 
and Glochidium of some Unionidae 
and on the Indian species hitherto 
assigned to the genus Nodularia . 
Rec. Ind. Mus. Calcutta 15 1918 
(143-148). 304 
Quick, H. E. Helic pisana Mull at 
Swansea. J. Conch. Leeds 15 1918 
(288) 305 
Racovitza, E. G. vide Jeannel, R. 
Ramsden, C. T. Vida y exploraciones 
zoologicas del Dr. Juan Gundlach en 
Cuba (1839-1896). [? Habana], Mem. 
Soc. Cuba. Hist. Nat. “ Felipe Poey ’ ’ 
31917-19181918(146-168). 306 
Ravn, J. P. J. Kridtaflejringemo 
paa Bomholms Sydwestkyst og deres 
Fauna. II. Turonet, Danmarks 
Geol. Unders. Ser. II 31 1918 (1-37) 
pis i-ii. 307 
(n-5464 r) 
Ravn, J. P. J. De Marino Krid- 
taflej ringer i Vest-Granland og deres 
Fauna. Kjobenhavn Modd. Groenl. 
56 1918 (1-366) pis. v-ix. 308 
Reed, F. R. C. Ordovician and 
Silurian fossils from Yun nan. Pal. 
Ind. Calcutta new ser. 6 No. 3 1917 
(i-viii, 1-84) pis. i-viii. 309 
Rekstad, J. Kyststr0ket mellem 
Bodo og Folden. Kristiania Norg 
Geol. Undersokelse 79 1917 No. iii 
(1-31) pis. i-v [English Summary at 
pp. 29-31] 310 
Rekstad, J. Fjeldstr0ket Fanske- 
Junkerdalen. Kristiania Norg. Geol. 
Undersokelse 81 1917 No. iv ( 1—70) 
pis. i-vii. [English Summary at pp. 
67-70.] 311 
Reynell, A. The Index Testaceolo- 
gicus of W. Wood and S. P. Hanley. 
London Proc. Malac. Soc. 13 1918 
(26-27) 312 
Reynell, A. On the dates of issue 
of the parts of Forbes and Hanley’s 
History of British Mollusca. London 
Proc. Malac. Soo. 13 1918 (25-20). 
313 
Ritchie, J. Occurrence of a Giant 
Squid ( Architeuthis ) on the Scottish 
Coast. Scot. Nat. Edinburgh- 1918 
(133-139). 314 
Roebuck, W. D. Limax cinerconigcr , 
its variation in Savemake Forest, 
and description of a new variety. 
J. Conch. Leeds 15 1918 (259). 315 
Roebuck, W. D. Discovery of 
Limax tenellus in the New Forest. 
J. Conch. Leeds 15 1918 (275). 316 
Roebuck, W. D. Census authenti- 
cations. J. Conch. Leeds 15 1918 
(276-278). 317 
Roebuck* W. D. The Molluscan 
fauna of the Outer Hebrides. Scot. 
Nat. Edinburgh 1918 1918 (275-286). 
318 
Roebuck, W. D. Caithness slugs. 
Scot. Nat. Edinburgh 1918 1918 
(267). 319 
Roebuck, W. D. ralndestrina 
jenlcinsi in Scotland, Scot. Nat. 
Edinburgh 1918 1918 (142). 320 
Roebuck, W. D. Limax flavus 
in Bute. Scot. Nat Edinburgh 1918 
1918 (141). 321 
a 13 
