IV CONTENTS. 



Page 

 NUMBER CXVII. 



IX. Notices of British Hypogaeous Fungi. By the Rev. M. J. Berke- 

 ley, M.A., F.L.S., and C. E. Broome, Esq 73 



X. On the Regular Arrangement of Crystals in certain Organs of 

 Plants. By Edwin J. Quekett, F.L.S 82 



XI. Remarks on certain Genera belonging to the Class Pallio- 

 branchiata. By William King, Curator of the Museum of the Na- 

 tural History Society of Northumberland, Durham and Newcastle- 

 upon-Tyne 83 



XII. Excursions in Upper Styria, 1842. By R. C. Alexander, 

 M.D ^ 94 



XIII. The Birds of Calcutta, collected and described by Carl J. 

 Sundevall 102 



XIV. Remarks on some Points in the Structure of Cucurbitacece. 

 By J. E. Stocks, M.D., Assistant Surgeon on the Bombay Establish- 

 ment 110 



XV. Horse Zoologicae: — Ornithology of the Island of Tobago. By 



Sir William Jardine, Bart., F.R.S.E. and F.L.S 114 



Proceedings of the Zoological Society 121 — 132 



Note on the Organogeny of Irregular Corollas, by M. Barneoud; Ex- 

 traordinary Flight of Butterflies ; Do Plants placed in a Solution 

 containing several Substances absorb certain Substances in pre- 

 ference to others? by M. Bouchardat; On a species of Hippopo- 

 tamus from Sierra Leone ; On the Nectariferous Glands of Leaves, 

 and on some Saccharine Secretions, by M. Unger; Obituary — Mr. 

 Thomas Edmondston ; Proposed Work on Aphides ; Meteoro- 

 logical Observations and Table 132 — 144 



NUMBER CXVIII. 



XVI. On the Growth of Cell-Membrane. By Hugo von Mohl ... 145 



XVII. On Zoophytes. By J. D. Dana 155 



XVIII. Observations on the Generation of Ixodes. By Prof. Gene. 

 Communicated by Alfred Tulk, M.R.C.S 160 



XIX. Description of the species of Cephalophus (H. Smith) in the 

 Collection of the British Museum. By J. E. Gray, F.R.S. &c 162 



XX. The Birds of Calcutta, collected and described by Carl J. Sun- 

 devall , • 168 



XXI. Notes on four new Genera of Crustacea. By Adam White, 

 M.E.S., Assistant in the Zoological Department of the British Museum. 

 (With a Plate.) 176 



XXII. Description of a new Genus of Arachnida, with Notes on 



