LIST 01' HOMOI'TEIIOL'S INSECTS. 



57. PlECILOPTF.RA NANA, Fell). 



Flavo-viridis, sat lata; caput ferrugineum, sat lotigum, ad discum 

 Jlavo-viride ; thoracis latera ferruginea ; abdomen subcrista- 

 tum, apice acuminatum et subascendens ; pedes fulvi ; aUe an- 

 ticce virides, ferrugineo subviarginatcB, apice rotundatce ; alee 

 postica limpidfe. 



Body pale yellowish-green, rather broad : head ferruginous, 

 moderately long ; crown and front forming one compartineni, which 

 above is thrice broader than long and has a pale yellowish-green 

 disk ; fore part slightly convex, broader and rounded towards the 

 epistoraa, not bordered by a rim, a little broader than long, very 

 concave where it joins the epistonia ; the latter is small and narrow : 

 fore-chest ferruginous on each side, as long as the head, slightly 

 arched, a little shorter on each side than in the middle : middle- 

 chest about thrice the length of the fore-chest, ferruginous on each 

 side, pointed at the tip where there is a slight cross furrow : abdo- 

 men obconical, slightly crested, pointed and a little ascending at the 

 tip, longer than the chest: legs tawny: wings broad: fore-wings 

 pale green, rounded at the tips and between the latter and the hind 

 borders which like the tips are ferruginous; veins pale bluish-green ; 

 longitudinal veins few ; cross-veins numerous, spread over the whole 

 surface; fore border very convex: hind-wings colourless; veins 

 greenish-white. Length of the body 2 lines ; of the wings 6 lines. 



a, b. North America. Presented by the Entomological Club. 



58. PtECILOPTEIlA ALBULA. 



Fulva ; caput perbrcue ; alts alba ; alee antic<B apice rotundatee. 

 Body pale tawny : head very short ; crown forming one com • 

 partment with the front ; upper part extremely short ; fore part 

 slightly convex, a little broader towards the epistoma, rounded on 

 each side, bordered by a rim, longer than broad, straight where it 

 joins the epistoma, with a slight middle ridge along three-fourths of 

 the length from the crown : epistoma rather long: fore-chest arched, 

 a little longer in the middle than on each side : middle-chest darker 

 than the fore-chest and more than thrice its length : abdomen want- 

 ing: legs pale tawny ; wings broad, white: fore-wings white, rounded 

 along the tips and between the latter and the hind borders ; veins 

 pale yellow ; longitudinal veins very numerous ; cross-veins few, 

 some of them forming a band near to and parallel with each tip ; 

 fore border slightly convex, along it a row of oblique parallel cross- 



