CONTENTS OF No. 267.— New Series. 



Volume 67. Part III. 



MEMOIRS : page 



On the Development of the Hypobranchial, Branchial, and Laryngeal 

 Muscles of Ceratodus. With a Note on the Development of the 

 Quadrate and Epihyal. By F. H, Edgeworth, M.D. (With 39 

 Text-figures) 325 



On Golgi's Internal Apparatus in spontaneously absorbing Tumour 

 Cells. By C. Da Fano, Reader in Histology, King's College, Uni- 

 versity of London. (With Plates 19 and 20) 369 



The Golgi Bodies of a Coccidian. By Shan A D. King and J. Bronte 

 Gatenby, School of Zoology, Dublin University. (With Plate 21) 381 



Some Observations upon Spirostomum ambiguum (Ehren- 

 berg). By Ann Bishop, M.Sc, Victoria University, Manchester. 

 (With Plates 22 and 23 and 9 Text-figures) 391 



On some remarkable new Forms of Caryophyllaeidae from the Anglo- 

 Egyptian Sudan, and a Revision of the Families of the Cestodaria. 

 By W. N. F. W^ooDLAND, Wellcome Bureau of Scientific Research, 

 London. (With Plates 24 and 25 and 1 Text-figure) . . .'435 



Studies in Dedifferentiation. IV. Resorption and Differential Inhi- 

 bition in Obelia and Campanularia. By J. S. Huxley, M.A., and 

 G. R. DE Beer, B.A., B.Sc. (With Plate 26 and 7 Text-figures) . 473 



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