CONTENTS. Vv 
NUMBER LVII. 
XVII. Notes on Fossil Calcispongiz, with Descriptions of new 
Species. By GrorcEe JENNINGS Hinve, Ph.D., F.G.S. (Plates X., 
PMc NOI G)) ae P tae pote t st Muth hata alvilat edt laa nhal ho nocnlarnte 6 185 
XVIII. Diagnoses of new Species of Plewrotomide in the British 
Museum. By Epear A. SMITH............ RE Bae y cotrshshs eet eee 206 
XIX. Note on the Echinoderm-Fauna of the Island of Ceylon, 
together with some Observations on Heteractinism. By Prof. F. 
TSOSRURDRTSA 1 BOOT pl 205 37m Pee 218 
XX. Descriptions f new Species of Lepidoptera, chiefly from 
Duke-of-York Islan. and New Britain. By Artuur G. BurueEr, 
BM SME LAS COCs Mie ip isis Seles v6 oie ce Hae 846g WH oa aime aharale a eays 226 
XXI. On the Sti cture and Functions of the Elytra of the Aphro- 
ditacean Annelids. | By Witt1am A. HasweE LL, M.A., B.Sc....... 238 
XXII. Note on Keramosphera, a new Type of Porcellanous Fora- 
minifera. By Henry B. Brapy, F.R.S. (Plate XIII.).......... 242 
XXIII. Undescribed Rhopalocera from the Malay Peninsula. By 
BPMN IS TAN Re cy ter remercgassrs oko maurststens ae aie al Gules vdieo fk cueswate 245 
XXIV. Polyzoa of the Queen Charlotte Islands: Preliminary 
Notice of new Species. By the Rev. THomas Hivcxs, B.A., F.R.S. 248 
New Book:—Manual of ‘vitish Botany. By CHartEes CARDALE, 
BazineTon, M.A.,] &.8., F.L.S., &c., Professor of Botany in the 
Himmiensiinnal Camiumidees Si cess)qct ss. simi c de satecls soso 256 
Note on the Brisinge, by M. Edm. Perrier; A Word respecting Mr. 
Distant’s Notes on Euplea Castelnau, by A. G. Butler; On 
Crenothrix Kiihniana (Rabenhorst), the Cause of the Infection 
of the Waters at Lille, by M. Alf. Giard .............. 261—263 
NUMBER LVIII. 
XXV. Embryogeny of the Bryozoa; an Attempt at a General 
Theory of their Development, founded upon the Study of their Meta- 
morphoses. By Dr. JuLus Barrois. (Plate XIV.) ............ 265 
XXVI. Notice of a second Species of Triprion. Dr. A. GinrHER 279 
XXVII. On the Conario-hypophysial Cerebral Tract of Professor 
Umer by hopnEr GARNER, FOR.C:S. PAGS) (............... 280 
XXVIII. The Affinities of Paleocampa, Meek and Worthen, as 
Evidence of the wide Diversity of Type in the earliest known Myrio- 
Posey SAMUEL. SCUDDER ,....0..s20dnee sos. ice teas; 286 
XXIX. Diagnoses of new Species of Plewrotomide in the British 
Miiscums, By HpaAm A. SMITH ......«iedeslaol ooh cass Sesh ade 296 
