DESCRIPTIONS OF OAK-GALLS. 



•297 



Ourapteryx sambitcafa, Cledeohia angustalin, Slenia piiiic- 

 talis, Eiidotricha flammealis, and Herbula cespitalis. 1 did 

 not collect Crambiles, Torirlces, or Micros. 



This list is meagre in a climate where all the plants of 

 Australia, the Cape, New Zealand, &c., flourish with almost 

 native luxuriance. 



The indigenous Flora of the islands, however, though 

 select, is rather scanty. The past summer has been cold 

 and migenial ; and the weather during my visit was often 

 showery and rough. I quite think that anyone who worked 

 the islands carefully from May till October would be amply 

 rewarded. 



The keeper of the lighthouse on St. Agnes told me that the 

 glass was often covered with moths. 



Drayton-Beaucliamp, Tring, 

 October 31, 1877. 



DESCRIPTIONS OF OAK-GALLS. 

 Translated from Dr. G. L. Mayr"s ' Die Mitteleuropaischen Eicbeugallen. 



B}^ Edward A. Fitch. 



(Continued from p. 251.) 



Fig. 75. — S. NEKVOSA. 



Fig. 76. — A. MARr.iNALis. 



75. Spothegnsier vervosn, Gir. — This rare gall may be 

 found in May and the beginning of June on the leaves of 

 Quercus cerris as a spherical swelling on a side-rib, about 

 the size of a pea, and equally protuberant on each side of the 

 leaf, in such a manner that either the whole rib will) the 



'2 H 



