Fourth Series. Vol. i : No. 5. 



MEMOIRS AND PROCEEDINGS 



OF 



THE MANCHESTER 



LITERARY & PHILOSOPHICAL 



SOCIETY. 



1887-8. 



CONTENTS. 



Proceedings pp. 143, 159 



Report of the Council ------- p. 143 



Mathematical and Physical Section - - - pp. 137, 138 



Microscopical and Natural History Section - - - p. 139 

 Memoirs : — 



Descriptions of twenty-three nev/ species of Hymen- 

 optera. By P. Cameron. Communicated by Chas. 

 Bailey, F.L.S. P« i59 



A survey of the genus Cyprasa (Linn.), its Nomenclature, 

 Geographical Distribution, and Distinctive Affinities ; 

 with descriptions of tw^o new species and several 

 varieties. With two Plates. By James Cosmo 

 Melviil, M.A., F.L.S. p. 184 



A Catalogue of the species and varieties of Cypraea, 

 arranged on a new circular system, in accordance 

 with true sequence of affinity. By James Cosmo 

 Melviil, M.A., F.L.S. p. 238 



Memoir of the late Professor Balfour Stewart, LL.D., 

 F.R.S., By Professor A. Schuster, Ph.D., F.R.S., 

 F.R.A.S. p. 253 



List of the Council and Members - - . - p, 273 



Title Page and Index to the Volume. 



MANCHESTER: 

 36, GEORGE STREET. 



Iprice, Zbvcc SbiliinQS auD Sm^cncc, 



