CONTENTS OF NUMBER 44.—Fifth Series, — 2 
VII. On the perfect State of Prosopistoma punctifrons. By M. Bs 
ALBERT VAysstkRE.” “(Plate X.) 20.62.2244 « ee Sa ee 
VIII. Notes on Indian Land and Freshwater Mollusks.—No. ‘fe 
On the Discrimination of the Sexes in the Genus Paludina. By J. aa 
Woop-Mason, Deputy Superintendent, Indian Museum, Calcutta, on 
Special Dutyin Assam. 092.0. es eae y ecco = 
IX. Description of a new Volute from the South Coast of Australia, 
By Frepertcx M‘Coy, F.R.S., Professor of Natural Science, University 
of Melbourne. (Plate VII. ) Ciel 'al, Saisie ane gl Lise aa an ey 
X. Onsome British Specimens of the “ Kammplatten” or “Kamm- 
leisten ” of Professor Fritsch. By Tuomas Srocx, Natural-History 
Department, Museum of Science and Art, Edinburgh. (Plate V1I.).; 
XI. On some Mammals from the North-west Frontier of Kashmir, 
By J. Sunny 672 seed pce siced ce keine one « 
XII. Contributions to our Knowledge of the Spongida.— Order Il. ; 
Ceratina. By H. J. Carrer, F.R.S. &. (Plate IX.)............ 10 
XIII. On the Development of the Fibre in ime Spongida, 
J. Carrer; FRA, es (Plated X.)) 2.0.0 112 
XIY. On an Organism which Penetrates sad Excavates Siliceous 
Sponge-spicula (Spongiophagus Cartert). By Prof. P. eet Duncan, 
ERS. Pres; Royal: Microscop.Soc. &e..... 0. oe ee 120° 
XV. Contributions towards a General History of the Marine 
Polyzoa. By the Rev. Toomas Hrvcxs, B.A.,F.R.S. (Plates IV. & V.) 122 
XVI. Observations on Aulastoma helio. By Rozerr been ae 
Esq, (Plate VIL)... 
XVII. A Note on the Characters of the Genus Crossaster, with the a 
Description of a new Species. By F. Jurrrey Bert, M.A. ........ 140 
XVIII. Notes on Longicorn Coleoptera.—Revision of the. Eré- 
nicides and Amphionychides of Tropical America. el ure Wz to 
x‘ 
RRS, RUS Oe ee 142 
PROCEEDINGS OF LEARNED SOCIETIES. ‘ 
Geological Un SBA gS or La enranouinep eh etn coon NE St or 153-158 | 
BIBLIOGRAPHICAL N OTICES. . : 
Journal and Proceedings of the Royal Society of New South Wales ‘ 
for TOYO es ae Sh OO a GS eee 158 : 
Proceedings of the Bristol Naturalists’ Society, 1879 ....... Pes 1D 
Proceedingsof the Yorkshire ee and Polytechnic Society, 1880. 159 — . 
MISCELLANEOUS. . a 
On some eee Fossil Fishes from the Devonian Rocks of Scau- 
' menac Bay, in the Province of Quebec. By J. F. WurrEAvzs . 159 
Migrations of the Poplar Aphis (Pemphigus busarius, Linn.). By ae - 
J). EAGHTENSTEIN, 6 0°. OC Vis ss noe eae bus gre eke ieee sane cee 1623 
Metamorphosis of Pedicellina. By M. J. Bagrots................ 163 | 
On the Structure of the Oothece of the Mantides, and the Hatching : 
and first Moult of the Larye. By M. C. Bronentarr ......., 164 — 
Observations on Cladocoryne floccosa. By M. Duprmssis .......... 166 
Observations on the Structure of Dictyophyton and its Affinities with | 
certain Sponges. By R. P. WHITFIELD ........... vossceee 167 
*,* It is requested that all Communications for this Work may be addressed, 
post-paid, to the Care of Messrs. Taylor and Francis, Printing Offi, 
Red Lion Court, Fleet Street, London, 
WITH SEVEN PLATES. 
