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 Peake, a. E. Surface PalseoUthic Implements from the Chilterns. ' Proc. Pre- 

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 Sheppard, T. Bibliography. Papers and Records relating to the Geology and 



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 Siddall, C. (Manchester Geol. Min. Soc.) Instantaneous Outburst of Coal and 



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 Sutton, J. R. Kimberley Diamonds : especially Cleavage Diamonds. ' Trans. 



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Section D. — Zoology. 



Alsop, J. C. Report of the Malacological Section. ' Report Marlb. Coll. N.H. Soc. 



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Ashcroft, Lieut. R. W. Allotment Pests. ' South-Eastern Naturalist ' for 1918, 



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 Bacot, a. Mosquitoes and the Danger of Malaria in England. ' Essex Naturalist,' 



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 B.arclay, W. Annual Address. 'Proc. Perthshire Soc. Nat. ScL' vi. cxci.-cc. 



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 Bartlett, Charles. Report of the Entomological Section, 1917. ' Proc. Bristol 



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 Beeston, H. Method^ of Collecting Minute MoUusca. ' The Naturalist ' for 1918, 



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 Blathwayt, Rev. F. L. New Species of Birds observed in Dorset since the Publi- 

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 Bostock, E. D. Entomological Report. ' Trans. N. Staffs.' lii. 117-119. 1918. 

 Boulenger, Dr. G. A. On Rana fuscigula and R. angolensis. ' Trans. Royal Soc. 



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 Brade-Birks, Hilda K., and Rev. S. Graham BRADE-BraKS. Notes on Myriapoda. 



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 Brown, Jajmes Meikle. Apterygota from Yorkshire and Derbyshire. ' The 



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