NORTHUMBERLAND AND DURHAM. 79 



PTILINUS, Geoff. 

 1. P. pectinicomis, Linn., Trans. CI. II., 188. 

 Durham, Sunderland, Ravensworth, and Long Benton. 



PRIOBIUM, Crotch's Cat. 

 1. P. eastaneum, Fab., 1. c. (Anobium.) 



ANOBIUM, Fab. 



1. A. domesticum, Fc. ; A. striatum, 1. c. (the Death Watch.) 



2. A. paniceum, Linn., 1. c. 189. 



ERNOBIUM, Thorns. 

 1. E. molle, Linn., 1. c. (Anobium); A. abietis, 1. c. (Selby's 

 collection.) 



BOSTEICHIDiE. 



RHIZOPERTHA, Steph. 



1. R. pusilla, Fab., 1. c. 

 An introduced species. 



I omit R. cincta, 1. c, as the description does not enable me 

 to refer it to any known species, being founded on colour only. 



LYCTID^l. 



LYCTUS, Fab. 

 1. L. canaliculatus, Fab., Thomson, 1. c. V., 204. 

 On oak wood. Rare. 



CIOIDiE. 



CIS, Lair. 



1. C. boleti, Scop., Trans. CI. II., 190. 



2. C.festivus, Panz., 1. c. 



Ravensworth, Seghill Dene, and by the Irthing. 



3. C. bidentatus, Oliv., 1. c. 



OCTOTEMNUS, 31 ell. 

 1. 0. r/labriculus, Gryll. ; Cis nitidus, 1. c. 



