VI CONTENTS. 



Cjurlesworth, Edward, F.G.S., &c. (See Editor). 



Notice of the Remains of Vertebrated Animals, occurring in 

 the Tertiary Beds of Norfolk and Suffolk - - - 40 



C arke, W. Barnard, M.D. 



Notice of the fourth occurrence of the Argentine (? Scopelus 



Humboldtii, Yarr.) on the British Shores - - -22 



Remarks on the Habits of the common Snake - - 479 



Clarke, Rev. W. Branwhite, M.A., F.G.S. 



Illustrations of the Geology of the South East of Dorsetshire, 79, 128 

 Note on the Crag Beds of Suffolk and Essex - - 162 



Letter in reference to alleged Mammalian Remains in the Crag 

 of Suffolk - - - - - - 224 



Letter on the non-identity of Suffolk Diluvium and Crag - 285 

 Clarke, L. W. 



On the Antenna of Insects ----- 393 



On the Organs of Hearing in Insects - - - 472 



On the Pulmonary Orifice in Insects - - - 514 



Cooper, Daniel, A.L.S., &c. 



On a singular effect supposed to have been caused by change 

 of temperature on small Birds - - - - 53 



On the probable cause of the death of Birds confined in cages 293 

 On Succinea amphibia (Drap.) and its varieties - - 476 



Details of the first Excursion made this Summer by the Mem- 

 bers of the Botanical Society of London ; with Observations 

 on Varieties of Plants ----- 556 



Couch, Jonathan, F.L.S., &c. 



Description of a new British Ray - - - - 71 



Observations on the Lancelet - - - - - 381 



Cox, J. C., F.Z.S., &c. 



Notice of a curious Fact in the Habits of the Viper - - 237 



Dalrymple, John. 



Account of a peculiar Structure in the Eves of Fishes - 136 



Letter in Reply to Mr. Wallace - - - 624 



Desjardins, Julien. 



Monograph of the Genus Leptocera(Dejesi\\); with Descriptions 

 of two new Species from the Isle of Bourbon - - 468 



Drummond, J. L., M.D., &c. 



Notices of Irish Entozoa - 515,571,655 



Editor. 



Notice respecting a female Orang and a Seal, at the" Gar- 

 dens of the Zoological Society, Regent's Park - - 47 

 Note appended to the Translation of M. Turpin's Memoir on 



the Acarus discovered by Mr. Cross - - - 62 



Note appended to Madame Power's Physiological Experiments 65 

 Remarks on the Memoir by M. Desnoyers, respecting the age 



of the Faluns of the Loire and the Crag of England - 1 17 



Remarks on the claims of M. Coste to the discovery of the Al- 



lantois in the fcetal Kangaroo - 157 



Notice of the lapse of one of the Medals offered by the Royal 

 Society - - - - - - - 159 



Remarks upon the Rev. W. B. Clarke's supposed discovery of 



the Remains of Mammalia in the Red Crag of Suffolk - 162 

 Remarks on Mr. Swainson's Reply to his Reviewers - - 398 



Evton, T. C, F.L.S., &c. 



Note respecting the Arrangement of the Gulls - - 567 



