( xviii ) 



toria both tap with the mandibles, and this was shown by 

 Derham to be a sexual call. 



Wednesday, April 4th, 1917. 

 Dr. C. J. Gahan, M.A., D.Sc, President, in the Chair. 



Election of Fellows. 



Mr. Thos. W. Kirkpatrick, The Deanery, Ely, and Sir 

 Charles Langham, Bart., Tempo ]\Ianor, Co. Fermanagh, 

 were elected Fellows of the Society. 



Exhibitions. 



Forms op Papilio priamus. — Mr. G. Talbot exhibited on 

 behalf of Mr. J. J. Joicey specimens of Papilio {Troides) 

 priamus r. coelestis, Roths., from Rossel Island and St. Aignan, 

 and the allied race urvilleana, Guer., from New Ireland and 

 the Solomons. The specimen shown of coelestis from St. 

 Aignan was very close to urvilleana. A <$ coelestis from 

 Rossel exhibited on the hind-wing the costal and discal yellow 

 spots of the type-form, which reappear as an aberration in 

 most priamus forms. 



Ova of Stegomyia fasciata. — Mr. A. Bacot exhibited 

 masses of eggs of Stegomyia fasciata, the " yellow-fever 

 mosquito." 



Living " Death-watch " Beetle. — The President ex- 

 hibited a live specimen of Xestobium tessellatmn, and demon- 

 strated its marked power of " ticking " in response to tapping 

 on the table on which the box stood in which it was contained. 



Dr. Chapman, Comm. Walker and Mr. Durrant discussed 

 the question as to whether Anobium domesticum possessed the 

 same power. 



Paper. 



The following paper was read, illustrated by the epidia- 

 scope : — 



" Revision of the Genus Tarucus," by G. T. Bethune- 

 Baker, F.L.S., F.Z.S. 



