OF NORTHUMBERLAND AND DURHAM. 157 



4. H. luguhris, Kirby. Smith, Monog., 33, 12 ; Melitta lugu- 



bris, Kirby, Men. Ap. Angl., II., 81, 86 $ ; Melitta Icb- 

 vigates, Kirby, Mon. Ap. Angl., II., 75, 32 ?. 



Rare, occurring about Haltwhistle and Naworth in July. 

 Males only. 



5. H. Jiavipes, Fab. Smith, Monog., 54, 13; Melitta Jiavipes, 



Kirby, Monog. Ap. Angl., II., 55, 15. 



Rarely at Mitford in July. 



6. H. (Bvatus, Kirby. Smith, Monog., 37, 16; Melitta aerata, 



Mon. Ap. Angl., II., 58, 17. 



Also rare. Long Benton in May, and at Mitford in August. 



7. H. morio, Fab. Smith, Monog., 38, 17 ; Melitta niorio, 



Kirby, Mon. Ap. Angl., II, 60, 19. 



Haltwhistle and Lanercost. July. 



8. H. leucopus, Kirby. Smith, Monog., 39, 18; Melitta leu- 



copus, Kirby, Mon. Ap. Angl., II., 59, 18 $. 



Rare, and very local. 



9. H. subfasciatus, Nyland. Nyland, Ap, Boreal., p. 200 ; 



Smith, Monog., 41, 21. 



Rare, four females taken near Haltwhistle, in July. 



10. H. minutus, Kirby. Smith, Monog., 42, 23; Melitta mi- 



nuta, Kirby, Mon. Ap. Angl., 61, 20. 



An abundant species, occurring throughout our district. April, 

 May, and September. 



11. H.villosulus, 'Kixhy. Smith, Zoologist. VI., 2105; iVfeZi«a. 



villosida, Kirby, Mon. Ap. Angl., II., 62, 21 $ ; Melitta 

 pimctidata, Kirby, Mon. Ap. Angl., II., 66, 25 $. 



Gibside, Mr. J. Hardy. I have also taken the female not un- 

 commonly about Haltwhistle and Lanercost in June and July. 



