NT Des 
REVUE 
DES PUBLICATIONS PÉRIODIQUES 
The Journal of Conchology. Editor: J. R. Le 
B. Tomlin. 
Vol. XII, n° 9, January 1909. 
Contents : W. E. CozuiNGE. Colour Variation in some British 
Slugs (Presidential Address). — J. E. Cooper. Pyramidula 
rotundala m. sinistrorsum in Bucks. — BryaAnr WaALKkER. On 
the Use of certain Preoccupied Names for European Mollusca.— 
H. Beesron. The Land and Freshwater Mollusca of Grange-over- 
Sands (concluded). — W. GynGeLc. Sinistral Helices near Scar- 
borough. 
The Nautilus, a monthly devoted to the interests of Con- 
chologists. Editors : H. A. Pilsbry and C. W. Johnson. 
Vol. XXII, n° 9, January 1909. 
Contents : Bryanr Wazker. New Amnicolidæ from Alabama 
[Somatogyrus decipiens nm. sp., S. Hinkleyi Walk., S. Hender- 
soni m. Sp., S. pygmaæus mn. sp., Clappia (nov. gen.) Clappi 
n. Sp.] (PL VI). — Dr. A. E. ORrMANN. The Breeding Season 
of Unionidæ in Pennsylvania. — Notes: E. S. Morse, Shells 
new to the New England fauna; — H. A. Picsery, Alcadia 
pusilla intermedia m. var. [Jamaica]; — Bifidaria tuba intus- 
costata Clapp. : PI. VIL. 
Vol. XXII, n° 10, February 1909. 
Contents : H. E. WngeLer. À Week at Claiborne, Alabama. — 
A. E. ORTMANN. The Breeding Season of Unionidæ in Pennsyl- 
vania. — Ji. A. Picsery and J. H. FEerRiss. Mollusks from 
around Albuquerque, New Mexico. — 0. O NYLANLER. Fossil 
