116 NUT. 



given in the work referred to below, in which will also be 

 found detailed descriptions of P. avcllance, together with 

 references to the bibliography of the subject and various 

 synonyms given by different writers.* 



In the few cases which I have myself seen of presence of 

 Gall Mite infested buds on Filberts, one of the worst instances 

 was where the bushes appeared to have been neglected for 

 some years, and were overhung by trees. Also the galls were 

 numerous some years ago on Hazels on a hedge in a very 

 damp locality near St. Albans, with a Willow-ground and 

 stream close by, and much overshadowed by trees. 



Pkevention and Eemedy. — The means would be the same 

 that are being tried in the case of Black Currant attack, and 

 especially destroying infested shoots or bushes. 



Nut Weevil. Balaninus nucum, Linn. 



Nut Weevil, magnified ; natural length 3-5 lines ; pupa, natural size ; maggot, 

 natural size and magnified ; bored Filbert. 



The trouble of " maggotty " Nuts, which is only too well 

 known both to growers and to eaters, is caused by the larva 

 of Bcdaninus nucum, commonly known as the " Nut Weevil." 

 This is a small beetle, of the shape figured above, and only 

 about a third of an inch in length, including the proboscis. 

 The colour varies a good deal, but it may be generally de- 

 scribed as of a tawny brown colour, densely clothed with short 

 depressed hairs, or greyish or yellowish down ; the proboscis, 



* ' Beitriige der Systematik der Phytopten,' von Dr. Alfred Nalepa, pp. 15-18, 

 pi. ii. figs. 1, 2, 3, and pi. iii. fig. 3; Wien, 1889. Information will also be 

 found I'egarding the infestation under the synonym of Phytoptus cori/liriallarum, 

 Targ., in the ' Prospetto dell' Acarofauna Italiana ' of Prof. Giovanni Canestrini, 

 parte v. p. 611, tav. 52, fig. 9 ; Padova, 1892. 



