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268 Clessin, S., Mollusken aus demlssykul. In: Nclirbl. deutsch. mal. Ges. 39. 



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269 - Die Conchy lien fauna eines pleistocaenen Tufflagers im Tale 

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270 -Die Molluskenfauna des Aus\vurfs der Donau bei Regens- 



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271 Cookerell, T. A. D.. The fossil mollusca of Florissant, Colorado. 



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272 Collinge, W. E.. Description of a new Species of Slug of thegenus 



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273 Da Costa, S. J., Descriptions of some new species of Achatina from 



the Congo Free State. In: Proc. mal. soc. London 7. 1907. S. 226 

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274 Ball. W. H. and P. Bartsch, The P.y r am idelli d Molluscs of the 



Oregon faun al area. In; Proc U. St. n. Mus. 33. 1907. S. 491 534. 5 T. 



275 Dall, W. H, On Climatic conditions' at Nome, Alaska, during the 



Pliocene and on a new Species on Pecten from the Nome Gold- 

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276 - Descriptions of new Species of shells, chiefly Buccinidae, 

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277 Franz, V., Physa acuta D r a p., in Deutsch land eingeburgert. In: Nchrbl. 



d. d. mal. Ges. 38. 1906. S. 202203. 



278 - Beitrage zur schlesischeu Molluskenfauna. Ibid. 39. 1907. S. 20 

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279 Gradzikiewi.cz, W., Das plotzlicheAuftreten einervergleichsweise 



grossen Zahl von Dorididae cryptobranchiatae (Staurodoris 

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280 Geyer, D., Beitrage zur Vitrellen fauna Wurttem bergs III und IV. 



In: Jahresh. Ver. vaterl. Naturk. Wiirttemberg 1906. S. 189200 und 1907, 

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281 Glide, G. K., Description of a new Species of Vallonia from South 



India. In: Proc. mal. soc. London 7. 1907. S. 306307. 2 Fig. 

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 with descriptions of eleven new species. Ibid. S. 228233. 1 T. 



283 Hall, AY. J. and R. Stauden, On the Mollusca of a raised coral reef 



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284 Hedley, Ch. , Report on the Mollusca collected by Mr. Herbert 



Basedow on the South Australian Government North-West 

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285 _ The Mollusca of Mast Head reef, Capricorn group, Queens- 



land. In: Proc. Lim. Soc. N.S.Wales 31. 1906. S. 453-479. 3 T. und 32. 



1907. S. 475-513. 6 T. 



286 - Studies on Australian Mollusca. Part. IX. Ibid. 1906. S. 520-546. 3 T. 

 287 Mollusca from three hundred fathoms off Sydney. In: Rec. Austr, 



Mus. 6. 1906. S. 211225. 2 T. 



Nr. 252334. 



