Xll 
CONTENTS. 
FAGE 
Angular Aperture defined H60 
Trichodonopsis paradoxa (Clsii:).) 361 
Importance of the Vegetable Cell-walls in the Phenomena of 
Nutrition 362 
Mechanism for the Fertilization of Megenia erecta 363 
The Stromatoporidee 364 
Structure of Blood-corpuscles 364 
Is there a Science of Microscopy ? 365 
On a rare Form of the Hepatic Organ in the Worms 366 
The Sting of the Honey Bee 367 
New Diatoms 368 
Kutzing’s Diatomacece 369 
Collecting Copepoda 370 
Zeiss's Neio Oil-immersion Objective 370 
Theory of the Action of Bacteria in Anthrax 371 
Onchopora hirsuta 372 
Spore Nomenclature 372 
The Causes of Buzzing in Insects 373 
The Germ Hypothesis of Putrefaction 373 
“ Hullite ” 374 
The Bevivification of Diatoms . . 374 
The Diatomacece of the Arctic Expedition 375 
Melicerta ringens 375 
The -i Oil- Immersion Objective 375 
Botrydium granidatum 376 
The Life- History of Filaria Bancrofti 376 
Oleomargarine 378 
Microscopical Slides of Lichens 379 
Limits of Microscopic Vision 379 
Pygidium of Insects 379 
Baphidiophrys pallida 379 
Bibliography 380 
Proceedings of the Society — 
9^4 November^ 1878 388 
Scientific Evening, THh November, 1878 392 
Index 395 
