NORTHTJMBEKLAND AND DURHAM. 73 



LIMONIUS, Esch. 



1. L. cylindricus, Payk., Trans. CI. II., 177. 



2. L. minutus, Fab., 1. c. IV., 55. 



"Widely spread, but not common. 



MELANOTUS, Esch. 

 1. M.fulvipes, Herbst, 1. c. II., 178. 



ELATER, Linn. 



1. E. balteatus, Linn. ; Ampedus balteatus, 1. c. 177. 

 Moors, &c. Not common. 



CRYPTOHYPNUS, Esch. 



1. C. maritimus, Curt. ; Cardiophorus (J) maritimus, 1. c. 180. 

 Banks of rivers. Rare. 



2. C. riparius, Fab., 1. c. 178 ; C. rivularis, 1. c. 



3. C. dermestoides, Herbst ; C. A-pustidatus, 1. c. ; C. tetra- 



graphus, Kies. Ins. Deutscb. IV., 366. 



In tbe gravel on tbe borders of streams. Common. 



Beyond any doubt, G. tetragraphus is only a colour variety of 

 tbis species baving tbe spots on tbe elytra obsolete. Botb occur 

 in company, and I can see no difference in sculpture or form. 



4. C. 4-pustulatus, Fab. ; C. quadrum, Trans. CI. II., 178. 

 Banks of Till, in cut grass at -Wbitley, and at Hetton Hall, 



near Belford. 



CORYMBITES, Lot. 



1. C. castaneus, Linn., 1. c. V., 222. 



Rare. Sea coast near Hawtborne Dene, Rev. R. Kirwood. 



2. C. loectinicornis, Linn., 1. c. II., 179. 



3. C. cupreus, Fab., 1. c. 



4. C. tessellatus, Linn., 1. c. 

 Not common. 



5. C. quercus, Gyll. ; Card, rufipes, 1. c. 180; Card, testaceits, 



1. c. ; Card, equiseti, 1. c. 179 (Selby's collection). 



