258 
MODERN SYSTEM, 
Genus 381. CORDULIA. Leach. Libellula. Linn., Don., PanX; 
Latr. 
Posterior wings of the male produced into an angle at the anal edge. 
Sp. 1 . Cor. <Enca. Wings pellucid: thorax and abdomen of a brassy 
green. 
Inhabits marshy places on Epping Forest and the New Forest of 
Hampshire in June and July. 
Stirps 2. — Wings horizontal: head hemispheric, without a distinct ve- 
sicle for the little eyes, which are arranged in a straight line : abdomen 
cylindric, sometimes clavate: lip with the middle lamella not much 
smaller than the others. 
Genus 382. CORDULEGASTER. Leach. Libellula. Linn., 
Don. JEshna. Latr. 
Hinder wings of the male angulated at their anal edge : abdomen of the 
male clavate, of the female with an acuminated process. 
Sp. 1. Cor. unnulatus. Leach. 
Libellula forcipata. Harris, il’.shna annulata. Latr. Libellula Bolto- 
nii. Don. 
Inhabits Yorkshire, Devonshire, Dorsetshire, Somersetshire, Hamp- 
shire, and Cornwall. It likewise occurs amongst the Lakes, in the 
North of England; amongst the Pentland Hills, near Edinburgh; 
and on Loch Lomond and Lock Katrine. 
Genus 383. GOMPIIUS. Leach. Libellula. Linn., Don. 
Hinder wings of the male angulated at their anal edge : abdomen cla- 
vate in both sexes. 
Sp. l. Gom. vulgatUsimus. Leach. 
Libellula vulgatissima. Linn. Libellula forcipata. Don. 
Inhabits Europe. It occasionally occurs on -Epping Forest, and a f 
Coombe Wood in Surry. 
Genus 384. JESHNA. Leach, Fabr. Libellula. Linn., Don. 
Hinder wings of the male angulated at their anal edge : abdomen cy* 
lindric in both sexes, not clavate. 
Sp. 1. Msh. grandis. Fabr., Leach. 
Libellula grandis. Linn., Don. 
Inhabits the fields near London ; Hackney and Plaistow Marshes ; 
but is difficult: to catch unless in windy weather, when it may be found 
on the water plants growing in ditches. It may also be taken at th® 
dusk of fine evenings in the months of June and July, Hying in p ur ' 
suit of various insects which appear only at these times. 
Genus 385. ANAX. Leach. 
Hinder wings of the male not angulated at their anal edge, but resem- 
bling those of the female : abdomen cylindric in both sexes ; not cla- 
vate. 
