5© PEOCEEDINGS OF THE 



Mr. Harting also exhibited some life-sized photographs of the 

 egg-cases of two species o£ Dog Pish (Sci/Uium), and made some 

 remarks on the mode of deposition and period of incubation as 

 observed in different aquaria. 



The following papers were then read : — 



1. "A Monograph of the Genus Biantlus'' By F. N. "Wil- 

 liams, F.L.S. 



2. " On the Sponge-remains in the Lower Tertiary Strata near 

 Oamaru, Otago, New Zealand." By G. Jennings Hinde, Ph.D., 

 and W. Murton Holmes. (Communicated by "W. Percy Sladen, 

 SecL.S.) 



February 18th, 1892. 



Prof. Chaeles Stewaet, President, in the Chair. 



The Minutes of the last Meeting were read and confirmed. 



Messrs. Charles Chilton, John Humphrys, and Frederick 

 Arthur Askew Skuse, were elected Fellows. 



The President exhibited specimens o£ Gystoccelia ionmaculata, 

 an Orthopterous insect from Namaqualand, in which the female 

 is far more highly coloured than the male, and made some 

 remarks on the stridulating apparatus of the insect. He further 

 exhibited specimens of ^a Crustacean, Ocypoda ceratopMhalma, 

 and communicated some interesting information thereon. 



The following papers were then read : — 



1. " On Bud-protection in Dicotyledons." By Percy Grroom, 

 B.A., F.L.S. 



2. " A Eevision of Colenso's New Zealand Hepaticae." By 

 Prof. F. Stephani of Munich. (Communicated by W. T. Thiselton 

 Dyer, F.E.S., F.L.S.) 



March 3rd, 1892. 

 Prof. Chaeles Stewaet, President, in the Chair. 

 The Minutes of the last Meeting were read and confirmed. 



An acknowledgment from the Home Secretary, in reply to the 

 address of condolence to Her Majesty the Queen on the death 

 of His Eoyal Highness the Duke of Clarence and Avondale, was 

 read from the Chair. 



The President announced the presentation to the Society by 

 Sir Joseph Hooker, M.D., K.C.M.G-., of two medallion portraits 

 of Sir James Eoss and Dr. John Eichardson, whose names were 

 well known in connection with Arctic exploration. The Medal- 



