vill CONTENTS. 
_ Page 
New Books:—A Monograph of the British Phytophagous Hymeno- 
ptera (Tenthredo, Sirex, and Cynips, Linné). . By PETER CAME- 
RON. Vol.i.—Guide to the Exhibition Galleries of the Depart- 
ment of Geology and Paleontology, British Museum (Natural 
History), Cromwell Road, South Kensington .......... 471—474 
Norwegian and Scottish Lepidoptera, by M. W. M. Schéyen; On 
the Evolution of the Peridinina and the Peculiarities of Organi- 
zation which approximate them to the Noctiluce, by M. Pouchet ; 
Evidence of great Destruction of Life last Winter off the New- 
England:@oast) . .0 22a. aie os oe o> ele 475—A79 
Index 1h asks ann mm etre CEs eT eR rch ny Sg adoodoos 480 
PLATES IN VOL. X. 
Puate I. Fructification of Eusphenopteris tenella and Sphenopteris 
microcarpa. 
‘Il. Cysticercus from Nyctereutes procyonides. 
te } Trochamminze from the Lower Malm of Aargau. 
» V. New Species of Alcyonaria. 
“VI. New Spiders from Madagascar. 
ae Marine Polyzoa. 
* IX. Structure of the Entoniscida. 
Le xe 
; xt Fossil Calcispongiee. 
Ok 
“XIII. Keramosphera Murrayi. 
“ XIV. Embryogeny of the Bryozoa. 
* XV. Trochammine from the Lower Malm of Aargau. 
XVI. Structure of Spongilla. 
“XVII. Species of Ocypoda. 
“XVIII. New Curculionide. 
! XX, Marine Polyzoa. 
