I 



— 175 — 



Vol. XXVIII, n° 4, August 1914. 



Contents : H. A. Pilsbry. Shells ol Duran, New Mexico 

 [Pupilla,muscorurn xerobia n. subsp.] (PL II). — Wm. F. Clapp. 

 A New Fossil Miriiiella from Boston [V^ Shimeri n. sp.] 

 (IM. IIJ. — L. S. l''niERsoN. Observations on tïie Genus S\jm- 

 pltuitota Lea. — J. 13. Henderson. Volvidens, New Genus 

 [n. g.|. — A. E. Ortmann. Studies in Najades (continued) 

 [Masiulnola n. subg., l'rolasmidonla n. subg.]. — Notes : 

 I']. P. Chace, Possible transportai ion of Panopea ijeiicrosa; — 

 A Large Uclopas; — 11. \V. Winkley, Mollusca of Maine. 



Ya]. XX VI 11, n« 5, September 1914. 



Contents : Charles T. Ramsden. Notes on Sorne Land SbolJs 

 ()t l'^astern Cuba [Ph'urodonle {Caraculus) sageinon Goodrichi 

 n. subsp., Annularla ebarnea Prc.sloni n. subsp., Annuluria 

 maijensis Torrc et Ramsden n. sp., Urocoplis {Ciongyloslotna) 

 maije7isis 'J'orre et Ramsden n. sp.]. — Harolu S. Colton. 

 Results of a Statistical Study of Variation in the Elue Shells 

 of Pcclen nucleus irradians found at xMlantic City, N. J. — 

 T. D. A. CucKERELL. Some Slags {Ayrloluaax) from Guate- 

 mala. — Wm. 11. Da.ll. Henry Hempliill (Obituary). 



Vol. XXVI 11, n" G, October 1914. 



Contents : H. A. Pilsbrv. A New Species of Leplaclialina 

 [L. CooJœi n. sp., UahuJ. — Wm. H. Dall. Notes on West 

 American Emargitudidsi [Puncturella nudiisliiuta, P. caryo- 

 phijUa, nn. spp., California; P. lorujilissa n. sp., Bering Sea]. 



— J. J. RivERS. A New Form of Balhyluina from the Upper 

 IMoistocene of San Pedro, Cal. [B. Clarklana n. sp.] (PI. 111). 



— A. F. Ortmann. Studies in Najades (continued). — C/ESAR 

 Pv. Bœttger. (( Physa hctcroslroplia Say » in Emope (PI. III). 



— Notes : W. L. Me Atee, Birds transportiug l'"ood Supplies. 



Vol. XXVlll, n° 7, Novembcr 1914. 



Contents : H. E. Wheeler. The Unione Fauna of Cache 

 River, Arkansas, with Description of a New Fusconaia 

 [F. seiccta n. sp.] (Pi. IV). — Geo. H. Clapp. A New Polygyra 



