T = CONTENTS. 
cator, Vieill., and Cursorius, Latham. By Mr. Benja- 
| min Leadbeater, F.L.S. Communicated by the Zoolo- 
` gical Club of the Linnean Society - - p. 
VI. On a new Genus of the Order Rodentia. By Joshua 
Brookes, Esq., F.R.S. 4 L.S. Communicated by the 
Zoological Club of the Linnean Society  - - p. 
VII. Description of a new Species. of Agama, brought from 
the Columbia River by Mr. Douglas. By Thomas 
Bell, a F.R.S. & L.S. - - - - p. 
VIII. Ta of a Species of Tringa, killed in Cam- 
bridgeshire, new to England and Europe. By William 
Yarrell, Esq., F.L.S. Communicated by the Zoological 
Club of the Linnean Society E - > p. 
IX. An Account of Margarodes, a new Genus of Insects 
found in the Neighbourhood of Ants Nests. By the 
Rev. Lansdown Guilding, B.A. F.L.S. - p. 
X. Description of a new Species of Phalangista. By 
fh Be, Esq. XXL he — " p. 
XI. On an undescribed Spices of the Genus Phollanus. 
By Mr. Benjamin Leadbeater, F.L.S. EE 
XII. Observations on some Species of the Genera Tetrao and 
Ortya, natives of North America; with Descriptións of 
Four new Species of the former, and Two of the latter 
Genus. By Mr. David Douglas, F.L.S. — - p. 
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95 
105 
109 
115 
121 
129 
133 
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