VI CONTENTS. 



Page 

 Obituary Notice. — Arthur Henfrey, F.R.S. &c. ; Biographical Notice 

 of the late Mr. Motley, by Henry Denny, A.L.S. &c. ; On a new 

 British Snake, by Dr. J. E. Gray, F.R.S. &c. ; Note on the genus 

 Camptonyx ; Anatomical and Physiological Investigation of the 

 Pleurobranchus aurantiacus, by M. Lacaze-Duthiers ; Note on 

 Cyclostoma articulatum, by S. P. Woodward, F.G.S 311 — 320 



NUMBER XXIII. 



XXXIII. On the Reproduction of the Bark-lice {Chermes, &c.); a 

 further Contribution to the Knowledge of Parthenogenesis. By 

 Rudolph Leuckart. (With a Plate.) 321 



XXXIV. On some new Anthribidse. By Francis P. Pascoe, 

 F.L.S. &c 327 



XXXV. On the Nomenclature of the Foraminifera. By Messrs. 



W. K. Parker, M. Micr. Soc, and T. Rupert Jones, F.G.S 333 



XXXVI. List of Coleoptera received from Old Calabar, on the West 

 Coast of Africa. By Andrew Murray, Edinburgh 352 



XXXVII. Additional Observations on the Genera Aptandra, Ca- 

 thedra, Liriosma, Leretia, Poraqueiba, and Emmotum. By John 

 Miers, F.R.S., F.L.S. &c 358 



XXXVIII. Notes on the Hydroid Zoophytes. By Prof. Allman. 367 



XXXIX. Characters of some apparently undescribed Ceylon Insects. 



By F. Walker, F.L.S 370 



New Book : — An Illustrated Index of British Shells, with Coloured 



Figures of all the Species, by G. B. Sowerby, F.L.S 376 



Proceedings of the Zoological Society 377 — 398 



On Pelamys Sarda, a British Fish, by Dr. J. E. Gray, F.R.S. &c. ; 

 Note on the Occurrence of the Rufous Sedge Warbler in South 

 Devonshire; On the new British Snake {Coronella austriaca), 

 by Dr. J. E. Gray, F.R.S. &c. ; On a new species of Catharus, 

 by P. L. Sclater, M.A., F.L.S.; Prize Questions 399, 400 



NUMBER XXIV. 



XL. On the Forms and Structure of Fern-stems. By George 

 Ogilvie, M.D., Lecturer on the Institutes of Medicine in Marischal 

 College and University, Aberdeen. (With three Plates) 401 



XLI. On the Reproduction of the Bark-lice {Chermes, &c); a 



