454 DRAGONFLIES FROM AUSTRALIA AND TASMANIA, 



C o R D u L E p H Y A 8elys. (Type, C. pygmxpa Selys). 

 o. 6'. divergens, n.sp. 



Suhorder ZYGOPTERA. 



Family LESTID^. 



Subfamily SYNLESTIN.^^]. 



8 Y N L E s T E s 8elys. (Tj^pe, >S'. wpypvsi Selys). 



6. ,S'. ivpypvsi 8elys. 



fia. S. nipypTsi iiu/rescpv.^, n.subsp. 



7. >S'. .^plysi, n.sp. 



8. S. trojncns, n.sp. 



Family AGRIONID^. 



Subfamily MEGAPODAGRIONIN.E. 



A R G I o L E s T E s Selys. (Type, A. ausfrali^ Ramb.). 



9. A. chrysoidp>< Tillyard. 



Subfamily AGRIONIN.E. 

 A G R I o N Selys et auct. (Type, A. pupUa Linn.). 



10. A. hriabanpusp, n.sp. 



Suborder ANISOPTERA. 



Family ^.SCHNID^. 



Subfamily .ESCHNIN.*:. 



Tribe Petaliini. 



Key to the Genera of the Tribe Petaliini. 



I Eyes touching for a short space 1. 



\ Eyes definitely separated Archipetalia, n, g, 



j Triangle 2-celled, subtriangle free 2. 



l.-| Triangle 3-celled, subtriangle 8-celled in forewing, 



I 2-celled in hind wing Hypopetalia Selj's. 



j Pterostigma short; only four spots on each wing Petalia Selys. 



2. \ Pterostigma fairly long; more than four spots on 



I each wing 3. 



''Wing-spots brown; tibite of forelegs without spe- 

 cialised bristles Phyllopetalia Selj's. 



3, \ Wing-spots bright ruby-red; inner set of bristles 

 on tibiai of forelegs close-set and thickened... 



. . . AusTROPETALiA Tillyard. 



