BOOKS RECEIVED. 4I 



The Nautilus.— Vol. xi., Nos. 5, 6, 7, & 8. 



Wood, M. Williard. — " Bolinas, California ; the Conchologists' Paradise," 



PP- 49-54- 

 Pilsbry, Henry A. — " Note on a Californian Helix," pp. 54-55. 

 Wright, Berlin H. — " New Unios,'' pp. 55-6. 



New species: — Unio biixtoni and U.suttoni. 

 Dall, W. H. — " New land shells from Mexico and New Mexico," pp. 61-2. 



New species : — Holospira (Haplosteiiniui) cockerelU ; Coelocentriim atropheyes ; 

 SchazicheiLi h idulgoana . 

 Ancey, C. T. — " On two new species of Ainphiidoiiiiis," p. 62-3. 



Amphidiomus fultoni. from Cochin China, and A. cudeli, from Annani. 

 Merrian, John C. — "New species of tertiary Mollusca from Vancouver 



Island," p.p. 94-65. 



Cythera ncwcombei, C. vancoiivercnsis, PatclLi geomctrica ; Turritella diveri- 

 lineata ; Nassa newcombei : Bullia, buccinoides. 

 Dall, W. H.— " New species of Mexican land shells," pp. 73-74. 



Helix (Lysinoe) queretaroana ; H. (L) sebastiana ; Polygvra nelsoiti. 

 Hemphill, Henry. — "Description of a new variety of land shell from Idaho," 

 p. 74 and 75. 



Helix devia var. clappi. 

 Cockerel!, T. D. A. — " Notes on slugs," p. 73. 

 Dall, W. H. — " New West American shells," pp. 85-86. 



Sigaretus oldvoydii ; Pecten palmcvi ; P. randolphi ; P. davidsoni. 

 Ancey, C. F. — "Note on two species of Helicina," p. 87. 



Considers that H. rabci recently described by Pilsbry = H'. rufoeallosa Anc, 

 based upon examples distributed by Schmeltz under the erroneous name of 

 H. fiseheriana Montr. 

 Pilsbry, H. A. — " Oxyeliona unmasked," pp. 87-88. 



The Brazilian species of Oxyeliona are found by Mr. Pilsbry from the 

 characters of their radula and the sculpturing of the nepeonic shell, to belong 

 to Diymaeus. The Central American and Mexican species placed in Oxyeliona 

 by Mr. Pilsbry must now be separated once more, and for them it is proposed 

 to reinstate Lcptarionta of Crosse and Fischer. 

 Wright, Berlin H. — "A new Plicate Unio," pp. 91-2 



Unio 'ivalkeri. 

 Pilsbry, H. A. — " Polygvra feirissi, n. sp.," p. 92. 



Pilsbry, H. A.— A classified catalogue of American Land Shells with 

 localities, pp. 59-60, 71-72, 83-84, 93-96. 



N.\CHRICHTSBLATT DE DEUTSCHEN MaLAKOZOOLOGISCHEN GeSELLSCHAFT. 



July to December 1897. 

 Moellendorff, O. von.—" Neue Landschecken von Java," pp. 89-67. 



New species oi Opeas ; Tornatellina; Caryehium ; Leptopoma ; Lagocheihis : 

 Ditropis : Piipina ; Alyeaeits, Palaina, Diplommatina, and Georisa. 

 Kobelt, W. and Moellendorff, O von. — "Catalogue der gegenwartig lebend 

 bekannten Pneumonopomen " (continued) pp. 105-120, and 147-152. 



