GENERAL REVIEWS. 145 



Sturany, R.— Gastropoden des Rothen Meeres. Deiik. Akad. Wien, 1903. 



Bd. Ixxiii, pp. 209-283. Tfn. i-vii. 

 In a valuable and interesting paper Dr. Sturany records 294 species, »£ 

 which the following are new: Fusus hifrons, Nassa thaiimasia, steindachneri, 

 xeMa, munda, sporadica, stiphra, lathraia, Mitra gonatophora, Columhella eryth- 

 raeensis, nomanensis, Conus aculeiformis, Rve. form torensis, C. planiliratus, Sb}'. 

 var. batheon, Pleurotoma potti, inchoata, siebenrocki, nannodes,beblammena, Man- 

 gilia pertabulata, epicharis, Solaridla illustris, Emarginula harmilensis, Atys lithen- 

 sis, Clathurella dichroma, Capidus camaranensis, Eidima muelleriae, orthophyes, 

 Stylifer thielei, Syrnola trivittata, Elusa halaibensis, Triforis senafirensis, and 

 Euchelus erythraeensis. All the new species, etc., are beautifully figured, in addi- 

 tion to many of the other species. 

 Mollendorff, O. von. — Neue Landschnecken von Niederlandisch Indien. 



Nachr. Doutsch Malak. Gesell. 1903, p. 156. 

 Chloritis romaensis and Xestina rugosissima, nn. spp. 

 Sykes, E. R. — Description of Cerastus dinsJmivi, n. sp. from Aden, with a note 



on Otopoma dansum, Sby., and 0. yemenicum. Brgt. Proc. Malac. Soc. 



Lond., 1903, vol. v, pp. 338, 339, 2 figs. 

 Cockerell, T. D. A. — Variation in the Snail-genus Ashmunella. Proc. Ac. Nat 



Sci. Philad., 1903, pp. 615, 616. 

 Andrussoff, N. — Studien liber die Brackwassercardiden. Mem. I'Acad. Imp- 



Sci. St. Petersb., 1903 (s. viii), T. viii, T. xiii, pp. 1-82, T. i-vii. 

 Perrier, E. et Gravier, Ch. — Sur les causes physiologiques qui ont determine 



la constitution du type MoUusque. Compt. Rendus. 1903, T. cxxxvi, 



pp. 727-731. 

 Smith, Edgar A. — On Xylophaga praestans, n. sp., from the English coast. 



Proc. Malac. Soc. Lond., 1903, vol. v, pp. 328-330, figs. i-iv. 

 Smith, Edgar A. — Note on Macron trochlea. Journ. Conch., 1903, vol. 10, 



p. 351. 

 Smith, Edgar A. — A new species of Modiola from Malacca. JourH. Conch.,- 



1903, vol. 10, p. 368 . 

 Smith, Edgar A. — A List of Species of Mollusca from South Africa, forming 



an Appendix to G. B. Sowerby's " Marine Shells of South Africa-"- Proc. 



Malac. Soc. Lond., 1903, vol. v, pp. 354-402, pi. xv. 



GENERAL REVIEWS. 



A Treatise on Zoology. Edited by E. Ray Lankester. Pt. i, second 



fascicle. Introduction and Protozoa. By J. B. Farmer, J. J. Lister, 



E. A. Minchin, and S. J. Hickson. 8vo, pp. vi + 451. London, 1903. 



Adam and Charles Black. 



We welcome a further volume of this valuable work, which forms the second 



fascicle of Part i., and treats of the Structure of Animal and Vegetable Cells, the 



Foraminifera, Sporozoa, and Infusoria. 



In the small space of 46 pp. Dr. Farmer gives an admirable account of the 

 structure of animal and \'egetable cells, incorporating many of the latest investi- 

 gations in cell mitosis. All the articles which have so far appeared have had 



