NORTHUMBERLAND AND DURHAM. 71 
70. Hyprosiws, Leach. 
1. H. ruscrpss, Linn. 
Steph. Illust., Mand., ii., 128.—H. chalconotus, Leach, 
Steph., l.c., u., 128. 
Common. 
71. Laccostus, Hrichson. 
1. L. minutus, Linn. 
Steph. Manual, No. 709.—Heer, Fn. Col. Helv., i., 481.— 
Hydrobius bipunctatus, Steph. [llust., Mand., i1., 132. 
Common. 
2. L. coton, Stephens. 
Steph. Manual, No. 710.—Hydrobius colon, Steph. Illust., 
Mand., u., 133. 
“Twizell.".—P. J. Selby, Hsq. Boldon Flats.—7. J. B. 
Marsden.—/. #7. 
This, according to Mulsant, is a variety of L. minutus. 
3. L. MARSHAMI, Stephens. 
Steph. Manual, No. 712.—Hydrobius minutus, Steph. [llust., 
Mand., i1., 133.—H. ochraceus, /6. 7. ¢., 134. 
“Twizell."°—P. J. Selby, Esq. By the sides of pools near 
Marsden.—J. H. 
4. L. etosuius, Payk. 
Hydrobius globulus, Steph. Illust., Mand., ii., 135.—Heer, 
Fn. Col. Helv., i, 484.—Wulsant, Col. de France, 
Palp., 126, 5.—Laccobius limbatus, Steph. Manual, 
No. 716. 
On the ground in damp places. Gosforth—Z. J. B. Com- 
mon in Ravensworth woods.—/J/. H. 
Famity 4. SPH HRIDIID A, Leach. 
72. Spuazripium, Fab. 
1. 8S. scaraBmorpEs, Linn. 
Steph. Illust., Mand., u., 154. 
Common. 
2. S. Marernatum, Fab. 
Steph. Illust., Mand., ii., 156.—S. 4—maculatum, J0., ii., 
155.—Curtis, Brit. Hnt., pl. 518. 
Less abundant than the preceding. Prestwick Car, Shields, 
Hartlepool, &c. 
uy 
