Engel : Lepidoptera OF Western Pennsylvania. 127 



June 11-25 (Marloff); Jeannetle, June 14 (Ehrman) in collection 

 W. J. Holland. Rare at light on the trees in forests. 

 5882. Depressaria robiniella Packard. 



July ii-x\iigust 22. Generally distributed, but rare. 

 5886. Depressaria betulella Busck. 



New Brighton, July 7-August 30 (Merrick). Rare, At light in 

 forests. 

 . Depressaria maculatella Busck. 



New Brighton, July 26-September 30 (Merrick). At light in 

 forests. 

 5889. Depressaria heracliana DeGeer. 



July 17-August 12; October to May. Common. The larvje are 

 abundant on wild parsnips feeding on the green seeds and later in the 

 stems and branches. 



5893. Semioscopsis packardella Clemens. 

 April i2-May 19. Common in thickets. 



. Semioscopsis merriccella Dyar. 



New Brighton, March 15-April 19. Common in forests (Merrick, 

 Engel). 

 . Semioscopsis megamicrella Dyar. 



New Brighton, March ii-April 29 (Merrick, Engel) ; Pittsburgh, 

 March 17-April 17 (Marloff). Common. 

 . Semioscopsis aurorella Dyar. 



New Brighton, March 9-April 13 (Merrick, Engel) ; Pittsburgh, 

 March lo-April 5 (Marloff). Common. 



5894. Semioscapsis allenella Walsingham. 



New Brighton, May 26-July 13 (Merrick, Engel). Fairly common 

 in wooded ravines. 

 5913. Ethmia zelleriella Chambers. 



Pittsburgh, May 31-June 20 (Engel, Marloff). 

 5918. Euclemensia bassettella Clemens. 



New Brighton, July 30, 1903. One specimen (Merrick). 

 5920. Epicallima argenticinctella Clemens. 



June 6-July 28. Fairly common in sunny places along the margin 

 of woods. 



5922. Borkhausenia borkhauseni Zeller. 

 Pittsburgh, June 27, several specimens (Marloff). 



5923. Borkhausenia coloradella Walsingham. 



Pittsburgh, June 7-10. Several specimens in the Carnegie Museum. 



