xii CONTENTS. 
Page 
Mr. AtrreD W. Bennett on the Form of Pollen-grains in relation to the 
Fertilization of Flowers .........045 Ain Olasedsteraitevesseahker ea bits Rea Sag od 133 
Professor Dickson on the Embryogeny of certain Species of Trop@olum .... 183 
on an Abnormality in Chrysanthemum leucanthemum .... 188 
Professor Lawson on Structural Peculiarities of the Ampehdee...... “pCR Heats: 
Dr. Moor on a Monstrous State of Megacarp@d vivcisccccecccvccunveues 134 
— on a Monstrous Flower of Sarracenia ........ sronacucagere Lae 
— on Grafted Roots of Mangold-Wurzel ............ Be cies o WBIE 134 
— on the Growth of the Stems of Tree Ferns .............e-0es 134 
Mr. 8. A. Stewart on the Mosses of the North-east of Ireland............ 134 
Mr. James Torpitt on the Potato-Disease ..........cceeeccevceuvceues 134 
ZooLoay. 
Dr. Hooxer’s Address to the Department of Botany and Zoology.......... 102 
Professor ALLMAN on some Points in the Histology of Myriothela phrygia .. 185 
Mr. Witi1am Arcuer on Chliamydomyxa labyrinthuloides (n. g. et sp.), a 
new Sarcodic Freshwater Organism .............eeseeeeee ahs uate see. 136 
Dr. W. B. CarpENTER’s further Researches on Eozoon Canadense......... . 186 
Professor CUNNINGHAM on Atya spinipes, and on an undescribed Pontonia .. 137 
Mr, E, Ray LanxesTer on English Nomenclature in Systematic Biology .. 137 
—_—____—_——--—— on the Genealogical Import of the Internal Shell of 
MOMUSCE 5% is aie 5 Ginga hale, olalela buatate BIEN: Ge ehatatthe Senet eee . 187 
Mr. T. Lister on Spring Migratory Birds of the North of England ,......, 137 
Professor MACALISTER on two new Species of Pentastoma ........eccuucee 137 
= Notes on the Specimen of Selache maximus lately 
caught at Innishoffin ......... ste cteeets SUMO OO OR DOGO vss. 137 
Mz. P. L, ScuaTeR on the Distribution of the Species of Cassowaries ...... 138 
ANATOMY anD Prrystonogy. 
Professor Peter REDFERN’s Address.........00cecececes AI Nigt hrc cee 96 
Mr. I’. M. Batrour on the Development of the Elasmobranch Fishes ...... 138 
Professor Crum Brown on some Points in the Physiology of the Semi- 
circular Canals of the Ear .. 138 
Rev, Jamzs Byrne on the Development ofthe Powers of Thought in Verte- 
brate Animals in connexion with the Development of their Brain ...,, re. 188 
Dr, Ricuarp Caton ona new Form of Microscope for Physiological Purposes 140 
Professor CLeLanv’s Preliminary Notice of an Inquiry into the Morphology 
of the Brain and the Function of Hearing ........ 00. .c0eecseceecuceey 141 
Mr. W. Wartrrnousr Hawxis’s Observations, with Graphic Illustrations, 
on a pair of Symmetrical Bones present with the Fossil Remains of 
SP AGOOOI So vans 0's 03,009.00» cn 5 1 RO on eae Cee 141 
DPe Ole b Obs OFC thee ke) Cielo biel e be «Sn yp 9 ee ate» ETRE ete TS 
