CONTENTS. ^^ 



PAGE 



. aj. ... Part 4 575 

 Embryonic Sternum .. . . 



Development of Parrots » 



Structure of the Mammalian Ovary » 



Structure of the Epidermis and Bete MalpighU in young 



Fowls " ^^^ 



Albuminiparous Glands in Amphibians and Birds .... „ »/' 



Eyelike Spots of Fishes " ^^^ 



Forces of Living Matter .. . . • • • " ^^ 



Hypothesis with regard to Perception of Light and Colour „ 579 



Action of Light in the Formation of Hmmoglobin .... „ 580 



Phosphorescence in Organic and Inorganic Bodies .... „ 581 



Peculiarities in Marine Animals " ^° 



New Biological Journal . . . . • • • • " 



Micrometrical Researches on Contracted Muscle . . . • ,- 707 



Stirling's' Practical Histology' -p "+ r 790 



Development of the Sterlet P^" -^ ^^" 



Microscopical Phenomena of Muscular Contraction— Trans- 

 verse Striation of the Smooth Fibres » "20 



i) /oo(? (Sfams " 



Salivary Globules -p "4. « 070 



Mesoblast of the Vertebrata Jr-art b »/d 



Experiments on the Origin of the Difference between the 



Sexes 



Cochlea of the Monotremata 



Balfour s Comparative Embryology 



Chemical Difference between living and dead Protoplasm 



B. — Inveetebrata. 



874 

 875 

 876 

 906 



Part 1 20 

 22 



583 

 583 



Marine Organisms in Captivity • 



Pelagic Animals -p"f4. 



Invertebrate Fauna of the Firth of Forth Part 4 



Fauna of the Swiss Lakes p"fPi 790 



Fossil Organisms in Meteorites •• ™ ^ J^, 



Biology of the Inferior Organisms •■ ■• Pa" b 901 



MoUuscao 



Parti 22 



Mutual Affinities of the Cuttle-fishes 



Affinities of the Cephalopoda " ^^ 



Olfactory Organs of Terrestrial Pulmonate Gastropoda .. ,. -4 



Embryo of Planorbis " 



Development of Paludinida » ^ 



Pedal Nervous System of Paludina vivipara „ ^" 



New Nudibranch .. • " ' 



New Archaic Mollusc -d'^o 097 



Structure and Histology of the Ink-bag of Sepia .. . . Part I 227 



Genealogy of the Ammonites » "■ 



Gustatory Organs of the Heteropoda ., ^^« 



^<- Lung" of Onchidvum ^ *;.,." " „Qn 



Digestive, Nervous, and Reproductive Organs of Onchidmm „ 2d0 



