144 ME. W. MALINGr ON LEPIDOPTERA. 



Hespialus hectus, lupulmus, sylvinus, velleda, and humuli. — 

 The whole of this family is to be met with in this district. I 

 took several of each, with the exception of hectus, of which I 

 only captured one, at Chopwell "Woods, in June. 



GEOMETRY. 



Odontopera bidentata. — Larvae plentiful on ivy, near the town, 

 in September and October. 



Ampsshjdasis betularia. — A pair, male and female, found at 

 rest, by Mr. Henderson, at Chopwell, in June. 



Boarmia perfumaria. — Larvae on lilacs, near the town, in May. 

 Hybernated. 



Gnophos obscurata. — At Newbiggin-by-the-Sea, in July. 



Acidalia scutulata, bisetata, incanaria, remutata, aversata, and 

 imataria. — In various localities. June and July. 



Macana liturata. — At Chopwell, in June. 



Emmelesia unifasciata (a very local species). — I took one at 

 rest, on the trunk of a tree, in Jesmoncl Dene, in August. 



Eupithecia centaur eata, succenturiata (very local), vulgata, sub- 

 umbrata, plumbeolata, nunata, assimilata, tenuiata, and rectangu- 

 lata. — In June and July. At Hexham, Eewbiggin-by-the-Sea, 

 Chopwell, &c. 



Chesias spartiata. — Flying over broom, near Hexham, in Sep- 

 tember. 



NOCTURE. 



Bryophila perla. — "Was plentiful at Newbiggin-by-the-Sea, in 

 July and August, at rest on lichen-covered walls. 



Gortynafla'cago. — On the ballast heaps at South Shields. The 

 larvae were found feeding on the stems of thistles. I met with 

 several pupaa early in September. 



