I 5 2 BritisJi Dragonjlies. 



Rev. Odon. 82 (1850) ; Mon. Gomph. 129, pi. vii., f. 

 6 (1857) ; Hag. Ent. Ann. 49 (1857) ; McLach. Cat. 

 Brit. Neur. 13 ^1870). ^-Eshna vulgatissiiiia, Kirby Syn. 

 Cat. Neur. Odon. 6j (1890). Lib. forcipata, Don. Brit. 

 Ins. xii., 423 (1807). yEs/iiia forcipata, Latr. Hist. Nat. 

 Crust. Ins. xiii. 8, t. 97 bis, f. i (1805). yEsc/iiia forcipata, 

 Charp. Lib. Eur. 125, t. xxviii. (1840). Goinphus 

 forcipatiis, Steph. Illustr. Brit. Ent. Mand. vi. 'ij (1836) ; 

 Seh's Mon. Lib. Eur. 89 (1840). 



Linnaeus' description. 



L. thorace strigis octo flavicantibus (C. Linnaeus, 

 " Systema Natura.%" i. 544, n. 6, 1758). Descr. Latera 

 thoracis et abdominis flava. AUc alba;, nullo mode 

 flavescentes ut in Rajana ; a dorso longitudinaliter 

 fusca. Puncta marginalia alarum fusco-ferruginea (C. 

 Linnaeus, "Fauna Suecica," 'i^']^, n. 1464, 1761). 



Size. 



Length of Male, about 49mm. ; expanse of wings, 

 about 62mm. Length of Female, about 49mm. ; expanse 

 of \\ings, about 68mm. 



Male Imago. 



Head black, hair\' ; frons, lower margin and sides of 

 nasus, a band across the labrum, and gena?, }-ellow ; a 

 yellow band also across the head ; between the e\'es a 

 transverse line in front of \ertex. Eyes green, small, far 

 separated from one another. Prothorax black, with a 

 yellow spot on each side, and two mid-dorsal ones of 

 same colour, the hind one being double. Thorax \-ellow, 

 front edge black ; five longitudinal dorsal black lines, 

 and one on each side at the junction of meso- and 



