CONTENTS OF VOL. XIV. 



[SECOND SERIES.] 



NUMBER LXXIX. 



Page 



I. On the Genus Lycium. By John Miers, Esq., F.R.S., F.L.S. 



&c 1 



II. Additions and Corrections to the Arrangement of the Families 



of Bivalve Shells. By J. E. Gray, Ph.D., F.R.S., V.P.Z.S. &c. ... 21 



III. Supplement to a Catalogue of British Spiders, including re- 

 marks on their Structure, Functions, fficonomy and Systematic Ar- 

 rangement. By John Blackwall, F.L.S 28 



IV. On the Mechanism of Aquatic Respiration and on the Struc- 

 ture of the Organs of Breathing in Invertebrate Animals. By Thomas 

 Williams, M.D. Loud. (With two Plates.) 3-1 



V. Notes on the Ornithology of Ceylon, collected during an eight 

 years' residence in the Island. By Edgar Leopold Layard, F.Z.S., 

 C.M.E.S. &c 57 



VI. On Manufactured Sea Water for the Aquarium. By P. H. 

 Gosse, A.L.S Go 



Proceedings of the Royal Society ; Zoological Society ; Royal Insti- 

 tution 67 — 7-J 



On the Formation of the Stomata in the Epidermis of the Leaves of 

 the Spiderwort (Tradesca>t/iu ciryinica), and on the Evolution of 

 the Cells in their neighbourhood, by Dr. Garreau ; Description 

 of a new Genus of Bivalve Mollusea, by II. and A. Adams ; On 

 the Dimorphism of the Uredinecc, by M. Tulasne; Meteorolo- 

 gical Observations and Table 7o — SO 



NUMBER LXXX. 



VII. Researches on the Development of Viviparous Aphides, By 

 Waldo I. Burnett, M.D., Boston Si 



"V III. On the true position of the Canaliferous Structure in the 



