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273. . The Helicoid Land Shells of Asia. Corrections and Addi- 
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278. . Two new Opisthobranchiate Mollusca from the Red Sea. 
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282. *Haupt, H. Am Ufer des Schwarzen Meeres. Natur und Haus xii, 
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283. *■ . Leuchtende Organismen. Naturw. Wochenschr. xix, pp. 65- 
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284. Healey, M. Notes on Upper Jurassic Ammonites, with special 
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285. Heath, H. The Larval Eye of Chitons. P. Ac. Philad. 1904, 
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286. . The habits of a few Solenogastres. Zool. Anz. xxvii, pp. 457- 
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287. . A new genus and species of Solenogastres. Op. cit. xxviii, 
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288. . The nervous system and subradular organ in two genera of 
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289. & Spaulding, M. H. The anatomy of a Pteropod, Corolla 
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1904. [Vol. xli.] d 2 
