174 THE ENTOMOLOGIST. 



were backward in growth, — some almost dead ; but their con- 

 dition is, I think, due to other causes than the attack of the 

 insect. Some apparently healthy vines were noticed to be 

 affected." 



Mesilla Park, New Mexico : March 17th, 1900. 



BEITISH DKAGONFLIES OF THE OLDEE ENGLISH 



AUTHORS. 



By W. J. Lucas, B.A., F.E.S. 



(Continued from p. 75.) 



3. W. E. Leach : ' The Edinburgh EncijclopcBdia,' conducted 

 by D. Brewster, LL.D., vol. ix. pp. 136 and 137. 1815.* 



In his article, "Entomology," in this work, W. E. Leach 

 makes the first attempt to give some kind of a list of the British 

 Dragonflies, as follows :- — 

 Genus 479. Libellula. 



Sp. 1. depressa = Libellula depressa. 



2. conspurcata = Libellxdafidva. 



3. quadrimaculata = LibeUida quadrimacidata. 



4. cancellata = Orthetrum cancellatam. 



5. vulgata = Sympetrimi sttiolatum. 



6. donovanni = Orthetrum ctendescens. 



7. scotica = Syvipetrum scoticum. 



Genus 480. Cordulia. , 



Sp. 1. senea = Cordidia cenea. 

 Genus 481. Cordulegastee. 



Sp. 1. annulatus = Cordidegaster annulatus. 

 Genus 482. Gomphus. 



Sp. 1. vulgatissimus = Guwphus vulgatissimus. 

 Genus 483. ^Eshna. 



Sp. 1. grandis = Mschna grandis, and no doubt other species. 

 Genus 484. Anax. 



Sp. 1. imperator = Anax imperator. This is the first reference to 

 the species. 

 Genus 485. Agrion. 



" Several indigenous species not accurately determined " {Leach). 

 Genus 486. Lestes. 



" Three indigenous species " [Leach). 

 Genus 487. Caleptbryx = Calopteryx. " Tliose Agrionida with 

 coloured wings " [Leach). 



4. 6r. Samouelle : ^ The Entomologist'' s Useful Compendium; 

 or, An Introduction to tlic Knowledge of British Insects.' 1819. 



In this work the systematic portion was in a great measure 

 due to W. E. Leach, who in each genus gives but one species, 

 apparently as a type. They are as follow : — 



'•' A re-issue in 1830 was made use of for the compilation of this note. 



