( viii ) 



Mr. R. M'Lachlan read a note "On the discovery of a species of the 

 Neuropterous family Nemopteridai in South America, including general 

 considerations regarding the family." 



New Part of ' Transactions.'' 

 Part V. of the ' Transactions' for 1885 was on the table. 



April 1, 1885. 



R. M'Lachlan, Esq., F.ll.S., &c., President, in the chair. 



Donations to the Library were announced, and thanks voted to the 

 respective donors. 



Election of Members. 



Hastings Charles Dent, Esq., F.L.S., C.E., &c. (20, Thurloe Square, 

 S.W.), and Ernest Sabel, Esq., F.KG.S., F.Z.S., &c. (6, Grove Eoad, 

 Clapham Park, S.W.), were balloted for and elected Members of the 

 Society. 



Eixhihitions, dc. 



Mr. T. R. Billups exhibited specimens oiPezomachus immaturus, Forst., 

 and P. vulnerans, Forst., species new to Britain, captured at Headley Lane 

 on January 3rd last. 



Mr. E, A. Fitch exhibited a large moth, belonging to Mr. W. H. 

 Harwood, which was captured by Dr. Wallace on the wall of his garden at 

 Colchester, in October, 1883. It apparently was one of the Chilonida, and 

 a new species coming nearest to Erupa (?) titanalis, Felder and Rogenhofer, 

 Reise d. Nov., pi. cxxxvii, fig. 4. 



Mr. R. M. Christy, who was present as a visitor, read the following 

 note : — 



" As requested by my friend Mr. Wm. Cole, I wish to bring under 

 your notice what I think will be regarded as a remarkably obvious case of 

 naturally protective colouring. 1 was in America in the autumn of 1883, 

 and on the '26th August, near Carberry, Manitoba, I found a large larva 

 feeding ravenously on the leaves of a small bush [Eleagnus argentea], which 

 is common on many of the drier parts of the prairies of the Canadian North- 

 West. A short search brought to liglit quite a number of others, all feeding 

 on the leaves of the same bush. Those I carefully kept, and in due time 

 they entered upon the pupa stage, enclosing themselves in hard brown 

 pear-shaped cocoons open at one end. Unfortunately, however, the mature 

 insects emerged last spring (1884), while I was again away in America, 

 with the result that I am now only able to exhibit two very dikqiiduted — 



