CONTENTS. 



Page 

 On Mercurous Nitrite.— By P. C. Ray, D. Sc. ... ... 1 



Noviciae Indicae X. Some additional FumariaceEe.— jB^/ D. Prain ... 9 



Contributions to the Theory of Warning Colours and Mimicry, No. II. 

 Experiments with a Lizard (Calotes versicolor).— B^/ Prank 

 Finn, B.A., F.Z.S., Depufy Superintendent of the Indian Museum. 42 



A Note on the Nature of the Substance formed during fermentation, 

 from which Indigo Blue is eventually formed in Indigo Manufac- 

 ture ; and on Indigo Broivn. — By Surg.-Lt.-Col. G. S. A. 

 Ranking, B.A., M.D., M.R.A.S. ... ... ... 48 



