September 21. Price 20s. 



THE JOURNAL 



OF 



THE LINNEAN SOCIETY. 



Vol. XXXII. ZOOLOGY. No. 218. 



CONTENTS. 



Page 

 I. On the Mouth-Parts and Mechanism o£ Suction in ScUzoneura 

 lanigera. By J. Davidson, M.Sc, F.E.S. (Communicated by 

 Dr. A. D. Imms, F.L.S.) (Plates 24 & 25 and 2 Text-figures.) . 307 



II. A New Amphipodan Grenus and Species (Family Dexaminidse) 

 from New Zealand. By Charles Chilton, M.A., D.Sc, LL.D., 

 M.B., CM., F.L.S., Professor of Biology, Canterbury College, 



New Zealand. (Plates 26 & 27.) 331 



III. Results o£ Crossing EuscMstus variolarius and EuscUstus servus 

 with reference to the Inheritance of an Exclusively Male Charac- 

 ter. By Katharine Foot and E. C. Strobf^ll. (Communicated 

 by Prof. Poulton, F.R.S., Pres.L.S.) (Plates 28-34 and 2 Text- 

 figures.) • • ' 337 



IV. On a Collection of Land and Freshwater Gastropoda from Mada- 

 gascar, with Descriptions of new Cenera and new Species. By 

 Guy C. Robson, B.A. (Communicated by Prof. G. C. Bourne, 



F.R.S., Sec.L.S.) (Plate 35.) 375 



V. W. A. Lamborn's Breeding Experiments upon Acrcea encedon 

 (Linn.), in the Lagos District of West Africa, 1910-1912. By 

 Edward B. Poulton, D.Sc, F.R.S., Pres.L.S 391 



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