MODERX SYSTEM. 257 



Genus Orr. ODOXTOCERUS. Lead,. 

 AatenncE with the inner edge denticulated. 

 S[). 1. Odon. grisem. Leach. 

 Inliabits Ireland and England. 



Fam. II. PiiRYCAXiD.T. Lcacli. 



AntenncE as long as the body. 



Genus 378. PHllYGANEA. Lend,. 

 Anterior wings soft, villose. 



Sp. 1. Phr. grandis. 

 Inhabits woods. 



Genus 379. LLMNEPHILUS. Leach. > 

 Anterior zciiigs slightly coriaceous, ncrvures hispid or hairy. 



Sp. 1. Lim. rliomhiciis. Leach. 

 Phryganea rhombica. Linn. 

 Inhabits trees in woods and marshes. 



Order XIT. NEUROPTERA. Leach, Linii., Latr., Ciiv. 

 Class Odon ATA. Fuh: 

 Class Synistata. Ful>r. 



Wings four, naked, reticulated, and divided into a vast number of 

 areola'. 



Section L SUBULICORNES. 



Antenna subulate, very short, the last joint setiform : mnxilhir,/ palpi 

 very short: toings extended horizontally or erect, very much reticu- 

 lated: metamorphosis semicomplcte : larva and pi/pa aquatic, some- 

 what resembling the j>erfect insect. 



Fam. I. LiBELLULiD.E. T^each. 



LlBELLULIN.=E. Latl-tHlc. 



Tarsi three-jointed : mandibles strong, corneous : maxiUce corneous, 

 strong : uings equal, or the hinder ones a little larger at their base : 

 abdomen not terminated with sctze or filaments : eyes very large. 



Stirps 1. — TFiwgs horizontal : head hemispheric, with a distinct vesicle 

 on which the little eyes are placed in a triangle: «6</()?«eft more or 

 less depressed; lip with the middle lamella smallest. 



Genus 380. LIBELLULA. Linn., Luhr., Leitr., Leach. 

 Posterior wings alike in both sexes. 

 Sp. 1. Lib. depressa. All the wings blackish at the base; the abdomen 



depressed ; of the male blueish, the female yellowish. 

 Libellula depressa. Linn., Fabr., Latr., Leach. 

 Inhabits gardens" and woods, flying over them in pursuit of insects. 



R 



