THE PINE INVESTIGATION. 437 



two years, Tibbs Run, Dec. 12, '96. ("One of the-rarer species of 

 the genus, lives exclusively in conifinerous trees." Schwarz.) 



97. CJirysobothris pusilla Lap. & Gory. Collected on spruce 

 logs near Cheat Bridge, Sept. 1, '90, and reared from larvae 

 found in spruce bark near Bayard, Mar. 26, '91. 



98. Chrysobothris azurea, Lee. Adult taken from bark and 

 wood of branches of dead pine trees near Kanawha 8tati,on 

 May 15, '91, and Romney, May 3, '92. 



99. Agrilus bilineatus Web. Adult collected on pine needles, 

 Tibbs Run, near Dellslow, Oct. 6, '97. 255. 



Order COLEOPTERA: Family LAMPYRIDAE. 



100. Lucidota atra Fab. Adults under dead bark on spruce 

 log near Davis, Mar. 29, '91. 



101. Ellychnia corrusca Linn. Adults common on bark of 

 spruce trees and logs near Davis. Mar. 29, '91. 



Order COLEOPTERA: Family CLERIDAE. 



102. Cymatodera inornata Say. Adult in outer bark of liv- 

 ing pine, Nuzums, Oct. 15, '91. 



103. Clerus quadrisignatus Say. var nigripes Say. Adults and 

 larvae with Tomicus cacographus and Pityophthorus cribipen- 

 nis in pine bark near Petersburg, May 9, '92, and Kana'wha 

 Station, Apr. 29, and May 4, '91. 



104. Clerus quadriguttatus Oliv. Near dying white pine 

 trees infested with bark beetles, Focahontas county, May 3, '93. 

 345. 



105. Thanasimus trifasciatus Say. Adults and larvae with 

 Polygraphus ruiipennis under bark of spruce log near Cheat 

 Bridge, Aug. 20, '90, Bayard, Mar. 28, '91, Williams river, near 

 Edra, June 25th, '93. 343. 



106. Thanasimus dubiusFab. A common predaceous enemy 

 of ail the bark beetles which infest the spruce and pine. Wide- 

 ly distributed in the State. 262. 



107. Phyllobaenus dislocatus Say . Adults with Polygraphus 

 ruiipennis in spruce, and larvae with Pityophthorus, n. sp. 1, 

 and n. sp. q. in dead twigs of Norway gprqce, JVJorgantown, 

 Apr. 5th, '97. 



