13 



country and now steadily extending its range ; and 7 speci- 

 mens of Pyrrhosonia tencllum, from Newton Abbot, a dragon- 

 fly new to our British Collection. Many of the specimens 

 illustrate the biological relations between insects and their 

 enemies, and will be added to the Bionomic Series. 



Mr. Hamm also presented an interesting set of 6 cocoons of 

 the moth C. netistria (Oxford, 1900), 5 of which had been 

 opened by birds and the pupae abstracted, while one had 

 produced a parasitic insect : for the Bionomic Series. 



Colonel Yerbury's donation of Scotch and English DIptera 

 and Hymenoptera were erroneously catalogued as presented 

 in 1 901 (see p. ■20). 



The 5 specimens of Achcroniia atropos, bred from larvae 

 from the Oxford district, presented by Mr. Austin, Mr. W. H. 

 Greenaway, Mr. F. Lewis, Mr. R. Jones, and Miss Churchill, 

 together with the specimen of the perfect insect presented by 

 Mr. G. Hunt, are now catalogued and incorporated. The two 

 pupae presented by Mr. N. Brett failed to produce moths. 



Two specimens of Papilio macJiaon were bred from pupae 

 from Wicken Fen (1899), presented by F. Merrifield, Esq. . 



Four Vanessa polycJiloros were bred from larvae from West 

 Sussex (1900), presented by Miss Cora B. Sanders. 



A specimen of the rare moth Bonihyx trifolii, from 

 St. Helens, Isle of Wight (1900), was presented by 

 Mrs. Gotch. 



A specimen of the very rare butterfly Pieris daplidicc (the 

 " Bath White"), with the locality Ascot (1897), was presented 

 by H. A. Ormerod, Esq. 



A specimen of Agrotis praecox, captured at "sugar" at 

 St. Helens, Isle of Wight (1900), was presented by E. P. 

 Poulton, Esq. 



Interesting examples of a British beetle {Polydcsmns nn- 

 datits) protectively resembling parts of the birch (Tilgate 

 Forest, 1891), and of Creptodcra transversa resembling the 

 seeds swept with them (Oulton Broad, 1900), were presented 

 by H. Donisthorpe, Esq., together with a specimen of Cassida 

 equestris (Wicken Fen, 1900) with injuries probably caused 



