CUPULES OF Q. ILEX. 145 
(). Ilex on the Continent is also galled by: 
(1) Contarinia Ilicis (Licht.), causing small conical 
growths, on under-surface of leaf. 
(2) Dryocosmus Australis (Mayr), causing unilocular, 
globular, green swelling of edge of leaf. 
(8) Plagiotrochus Ilicis (Licht.), causing irregular, 
sub-globose, multilocular swelling of leaf. 
(4) Cecidomyia Lichtensteinit (Low), causing ovoid 
pustules on under-surface of leaf. 
(5) Diplosis sp., causing nail-like growths on under- 
surface of leaf. 
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