Decembee 15. Frice 12s. 



THE JOURNAL 



OF 



THE LINNEAN SOCIETY. 



Vol. XXVI. ZOOLOGY. No. 172. 



CONTENTS. 



Page 



I. Natural Selection the Cause of Mimetic Seserablance 

 and Common "Warning Colours. By Edward B. 

 PoULTOis-, M.A., E.E.S., E.L.S., Hope Professor of 

 Zoology in the Univer.sity of Oxford. (Plates 40-44) 553 

 II. On some Arctic Spiders collected during the Jacksou- 

 Harmsiworth Polar Expedition to the Franz Jo.sef 

 Archipelago. By Rev. O. PiCKAiiB-CAMBBtuGE, 

 M.A., E.E.S. (Communicated by Prof. a. B. Howes, 



E.E.S., Sec.L,S.) (Plate 45) 613 



III. On some Spilzbergen Collemhola. B7 the Et. Hon. 



Sir John Lubbock, Bart., M.P.,E.E;S.,D.C.L GIO 



IV. Notes on some Lories. By St. GtEORgi!; Mcyaht, 



E.E.S., E.L.S 620 



V. Oil the Eood of Urepode.. By Surg.-Capt. H. A. 



Cummins, M.D., ^.Ij.'^ 623 



VI. On Fantopoda collected by Mr. y^ . S. Bruce in the 

 neighbourhood of Eranz-Josef Land, 1896-97. By 

 GrEOfiGE H. Caupenxer, B.ScLond. (Communicated 



by Wm. Eagle Clarke, E.L.S.) (Plate 46.) 626 



VII. Ou the Eelations of certaiu Si ichodacti/Iince to the 

 Madreporaria, By J. E, Dueruen, A,E.C.Sc.(Loud.). 

 (Commuuicated by Prof. Cr. B. Howes, E.E.S., 



Sec.L.S.) 63-5 



VIIL Observations ou Memhraniporidce. By Arthur 



Wm. Waters, E.L.S. (Plates 47-49,) G54 



Index, Titlepage, and Contents. 



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