196 ENTOMOLOGICAL NEWS. [June, '05 



turbed it would fly to another stone and alight in the same 

 position. Their brownish and pruinose colors were quite incon- 

 spicuous in such places except where the rocks had been black- 

 ened by a recent forest fire when they would stand out like 

 silhouettes. Stumps and tree trunks seemed to have no special 

 attractions for them except that one would occasionally alight, 

 //fe//tt/a- fashion, on the tip of a dead twig. 



Ladona (Libellula) exusta (Say). 



Recorded for Vancouver Island. (SeeZ.yWm.) 



Libellula quadrimaculata Linn. 



Very common. Victoria, July 17, '01 and July 19, '02. 

 Pairing and ovipositing. Langford Lake, July 20, '02. Shaw- 

 nigan Lake (Anderson). Currie records it from Kaslo on 

 dates ranging from May 29 to July 2, '03, both sexes taken and 

 two pairs in coitu. 



Libellula forensis Ha gen. 



Common. Taken pairing and ovipositing. Victoria, July 

 17, '01 and July 19, '02, and Langford Lake, July 20, '02. 

 Hagen (Colorado Report) records it also for Victoria. Mr. 

 Anderson has sent me a number of specimens from Shawnigan 

 Lake. 



Plathemis lydia (Drury). 



A single female taken at Victoria, July 17, '01, and Mr. 

 Harvey has sent me a specimen, female, from Vancouver, July 

 14, '02. The writer took another specimen, also a female, at 

 Seattle, Wash., July 14, '01. 



Pachydiplax longipennis (Burmeister). 



Hagen records this species from Victoria (Proc. Bost. Soc., 

 Nat. Hist., xviii, p. 78, 1875), but it has not been noted 

 recently. 



Different Kinds of Types. 

 BY H. T. FERNALD, Ph.D., Amherst, Mass. 



The increasing importance attached to type specimens in Kn- 

 tomology at the present time is a tendency which should be 



