CONTENTS OF VOL. VII. 



[SECOND SERIES.] 



NUMBER XXXVII. 



Vage 



I. Notes on the Diatomacece ; with descriptions of British species 



included in the genera Campylodiscus, Surlrella and Cymatopleura. 

 By the Rev. William Smith, F.L.S. (With three Plates.) 1 



II. A Stratigraphical Account of the Section from Round Tower 

 Point to Alum Bay, on the North-west Coast of the Isle of Wight. By 

 Thomas Wright, M.D 14 



III. Note on the Chemnitzia GulsoncB of Clark. By J. Gwyn 

 Jeffreys, Esq., F.R.S 27 



IV. Descriptions of some new species of Exotic Hymenoptera in 

 the British Museum and other Collections. By Frederick Smith, 

 Assistant in the Zoological Department of the British Museum 28 



V. A few remarks on the Menispermacea. By John Miebs, Esq., 

 F.R.S., F.L.S 33 



VI. On some new Silurian Mollusca. By Frederick M'Coy, 

 Professor of Geology and Mineralogy in Queen's College, Belfast ... 45 



VII. On two new genera of Mollusca. By Henry and Arthur 

 Adams, Esqrs 63 



Proceedings of the Zoological Society ; Botanical Society of Edin- 



hurgh 64—74 



Resuscitation of Frozen Fish ; Notice respecting the Moa ; Notice of 



Trilobites; Meteorological Observations and Table 7G — 80 



NUMBER XXXVIII. 



VIII. Notices of three undescribed species of Polysoa. By George 

 Busk, F.R.S. (With two Plates.) 81 



IX. Remarks on the Dentition of British Pulmonifera. By Wil- 

 liam Thomson, King's College, London. (With a Plate.) 86 



