6. II. 1904. Morton, Leptocerus excisns n. sp. from Western Finland. 67 



Föredrogs följande af Herr Kenneth J. Morton förfat- 

 tade uppsats: 



A new species of Trichoptera from Western Finland, 

 Leptocerus excisus. 



>Blackish. Hairs of the head and pronotum greyish white. 

 Antennae brown, broadly annulated with white in the basal 

 portion, the apical portion whony brown. Palpi with brownish 

 grey hairs. Legs fuscescent with blackish coxae, clothed \vith 

 yellowish grey pubescence the tarsi being annulated with brown. 



Abdomen fuscous with pale lateral hnes and pale margins 

 to the segments. 



Explanation of figures. 



1. Apex of abdomen of 5 from above. 



2. D:o » » s side. 



Anterior \vings narrow, very sHghtly dilated to the apex; 

 clothed with reddish bro\vn pubescence; membrane highly iri- 

 descent; hind wings slightly paler the long fringes of the hind 

 margin being blackish grey. 



In the 5 the 9:th dorsal segment is produced into a dis- 

 tinct triangle. The superior appendages are large, broap' 



