THE CANADIAN ENTOMOLOCJIST. 255 



Table of Genera. 



Antennae 9-jointed 3. 



Antennae more than 9 jointed (10- to 22-jointed). 



Front wings with four submarginal cells, the second and third each 



receiving a recurrent nervure 2. 



Front wings with three submarginal cells, the first transverse cubitus 

 absent or indistinct. 



AntenniB io-15-jointed ; hind wings with one 



discal cell Phyllotoma, Fallen. 



2. Hind wings with one discal cell. 



Antennae io-15-jointed Phyllotoma, Fallen-. 



Hind wings with two discal cells. 



Antennae lo-i i -jointed. ^ 9 Athalia, Leach. 



Antennae 22-jointed. (^ Hennedyia, Cameron, 



3. Lanceolate cell with an oblique or transverse nervure between the 



contraction and the apex 4. 



T^anceolate cell without such a nervure. 



Front wings with four submarginal cells, the costal vein much 

 thickened before the stigma ; hind wings with two discal cells. 

 Anal cell in hind wings as long or a little longer than the sub- 

 median cell; cubitus in front wings strongly angularly bent 



at its origin ; claws strong, simple Selandria, Klug. 



Anal cell in hind wings shorter than the submedian ; cubitus 

 in front wings not angularly bent at its origin ; claws with a 



median tooth beneath Paraselandria, Ashm., n. g 



(Type S. flavens, Klug.) 



4. Eyes not extending to base of mandibles 7. 



Eyes extending to base of mandibles. 



Hind wings with two discal cells ' 6- 



flind wings with one discal cell 5. 



Hind wings without a discal cell. 



Hind wings with a surrounding nervure at apex, the anal cell 

 shorter than the submedian ; claws simple. 



(^ Periclistoptera, Ashm., n. g. 



(Type M. alba, Nort.) 

 Hind wings without a surrounding nervure at apex, the anal 

 cell shorter than the submedian ; claws simple. 

 ? Periclistoptera, Ashm, 



