NORTHUMBERLAND AND DURHAM. 23 



4. A. obscurella, Grav., 1. c. 



5. A. grisea, Kz., Nat. Hist. Trans. I., 319. 

 Rare. Amongst algae on the sea coast. 



6. A. algarum, Fauv. ; A. Kirbii, Trans. CI. VI., 60. 



7. A. mcesta, Grav., 1. c. II., 74. 



8. A. bilineata, Gyll., 1. c. IV., 175. 



Somewhat rare, and confined to the sea coast. 



9. A. nitida, Grav., 1. c. II., 73. 



10. A. morion, Grav., 1. c. 74. 



« 



MYRMEDONIA, Er. 



1. M. limbata, Payk., Kz. Ins. Deutsch. II., 125. 



Not uncommon on the Irthing, generally in company of For- 

 mica flava. 



2. M. canaliculata, Fab., Trans. CI. II., 96. 



ILYOBATES, Kz. 



1. I. nigricollis, Payk., 1. c. V., 225. 



I have taken it on the sea coast, beneath dead leaves in Gib- 

 side Woods, and on a moor near Lanercost. The specimens from 

 the latter locality are scarcely more than one half as large as 

 those from the others. 



CALLICERUS, Curtis. 



1. C. obscuris, Gr. ; Horn, callicera, 1. c. II., 80. 



2. C. rigidicornis, Er. ; Ilyobates fortieornis, Nat. Hist. Trans. 



I., 131. 

 Very rare. Seghill Dene. June. 



ISCHNOPODA, Steph. 



1. I. longitarsis, Steph., Trans. CI. II., 93 [Calodera] . 



2. I. rubicunda, Er., 1. c. 94 [Calodera] . 



Not common. Ravensworth Woods, banks of Devil's Water, 

 and Irthing, in rejectamenta. 



