442 WEST VIRGINIA EXPERIMENT STATION. 



of dead pine and spruce trees, Moundsville, July 20, '91 ; near 

 Kanawha Station, June 24, July 27, and Aug. 12, '91; Romney 

 July 13, '91, near Morgan town, July 13, '92; Nuzums Apr. 1, 

 '91, Oct. 10, '91. Evidently feeds on dead bark. 



Order COL^OPTERA : Family SCOLYTIDAE. 



139. Monarthrum fasciatum Say. Adults under bark and in 

 sapwood of young dead yellow pine, near Kanawha Station, 

 May, 18' 91. (Since this is the only note I have of this species oc- 

 curring in pine, there is a probability of an error in the original 

 note, but 1 think not.) 



140. Monarthum mail Fitch. With specimens received from 

 Virginia, said to have been taken from white pine wood; taken 

 in dead scrub pine near Kanawha Station, July 25, '91; Crow, 

 Apr. 26, '93, in white pine. 347 



141. GnatJiotricJms materiarius Fitch. A r ery common in sap- 

 wood of dead and dying pine and spruce trees, logs and stumps; 

 widely distributed. 



142. Pityoplithoruz pulhts, r L'\mm(= Pityophthorus sp. g. Bull. 

 31, W. Va Agr. Exp. Sta.) Common under partly living bark 

 on dying branches and tops of pines. Two or three species 

 may be included under this name, but with our present knowl- 

 edge of the genus they can nol be easily separated. 



143. Pityophthorus 

 - cribripen w is Eic h h . 

 Kanawha Station, 

 Apr. 30, '91, in bark 



Fig. LXXXVI Work of PVyopJithorus pulchellus in 



black spruce bark. white pine top brok- 



en by snow. 



144 Pityophthorus pulchellus }^\c,\\\\.(=Pityophthorus hirticeps^ 

 Bull. 31, W. Va. Agr. Exp. Station.) Adults in bark of twigs of 

 dead young spruce near Cheat Bridge, Aug. 29, '90; Romney, 

 May 6, '94, in bark of twigs of scrub pine; also taken at Middle- 

 sex Fells, Mass., Aug. 12, '98, in bark of pitch pine twigs. 



145. Pityophthorus pulicarius 7Amm.(= Pityophthorus sp. f, Bull. 

 81, W. Va. Agr. Exp. Sta.) Common in dying and dead twigs 

 on living and felled pitch, yellow and scrub pine trees. 



