NORTHUMBERLAND AND DURHAM. 39 



24. P. sanguinolentus, Grav., Trans. CI. II., 29. 

 Rare. Mostly found on the sea coast. 



25. P. longicornis, Steph., 1. c. (P. varians, par. C). 



26. P. varians, Fab., 1. c. ; P. bipustulalus, var. 1. c. 



27. P. debilis, Grav., 1. c. IV., 175. 

 Rare. Gosforth and South Shields. 



28. P. ventralis, Grav., 1. c. II., 30. 



29. P. discoideus, Grav., 1. c. 



30. P. thermarum, Aube ; P. splendididus, 1. c. 

 Long Benton. Rare. 



31. P. micans, Grav., 1. c. 



Rare. Twizell, Dunstanborough Castle, and Boldon Flats. 



32. P. rubripennis, Steph. ; P. fulvipes, 1. c. 

 Rare. Twizell and Wooler Water. 



33. P. nigritulas, Grav. ; P. aterrimus, 1. c. 31. 



34. P. puella, Nordm. ; P. minax, 1. c. 



Not of frequent occurrence. 



35. P. proceridus, Grav. 1. c. VI., 229. 



Near Wooler, and sea banks north of Whitley. Rare. 



XANTHOLLNIB\E. 



XANTHOLINUS, Dahl. 



1. X.fulgidus, Fab., 1. c. II., 37. 



Rare. Banks of Tyne, Derwent, and at South Shields. 



2. X. glabratus, Grav., 1. c. 



3. X. jJunctidatus, Payk., 1. c. 



4. X. ochraceus, Gyll., 1. c. 38. 



5. X. tricolor, Fab., 1. c. 



6. X. linearis, Oliv., 1. c. 



LEPTACINUS, Er. 



1. L. parumpunctatus, Gyll., 1. c. 

 Not of frequent occurrence. 



