N:o 17] ContributionstotheknowledgeoftheShetland-andOrkney-Islands. 13 



159. Ptenidium pusillum G-yll. Orkney: Kirkwall, 20. VII, one 

 specimen. 



160. Pt. nitidum Heer. Shetland: Tingvall, 7. YII, five spe- 

 cimens. Orkney: Kirkwall, 20. VII, in abundance. 



Clambidae. 



161. Clambus pubescens Eedtb. Orkney: Kirkwall, 15. VII, 

 one specimen. 



Plialacridae. 



162. Phalacrus substriatus Gyll. Orkney : Kirkwall, 5. VII, two 

 specimens, 



Mtidulidae. 



163. Rhyzophagus cribratus G-yll. Orkney: Muslialls, 3. VII 

 one specimen. 



164. Brachypterus urticae Fabr. Shetland: Tingwall, 7. VII, 

 one specimen; Lerwick, 8. VII, four specimens. Ork- 

 ney: Muslialls, 3. VII, one specimen. 



165. Meligethes aeneus Fabr. Sbetland: Tingvall, 7. VII, two 

 s]3ecimens; Trebisterness, 11. VH, one specimen. Ork- 

 ney: Kirkwall, 14. VII, five specimen; Stennis, 21. VII, 

 one specimen; Muskalls, 3. VII, one specimen. 



166. M. viridescens Fabr. Orkney: Muslialls, 3. VII, one spe- 

 cimen; 



167. Epursea depressa (xyll. Orkney: Muballs, 3. VII, two 

 specimens; Kirkwall, 15. VII, sis specimens ; Stromness, 

 20. VII, two specimens. 



Byrrhidae. 



168. Byrrhus fasciatus Fabr. Shetland: Trebisterness, 11. VII, 

 four specimens. 



169. Simplocaria semistriata Fabr. Shetland: Tingwall, one 

 specimen. 



