478 psocidjE. 



" Head exserted : eyes hemispherical, widely distant : mandi- 

 bles corneous : antennae long, setaceous, multi-articulate : thorax 

 narrow : abdomen with two caudal papilla? : wings recumbent, de- 

 flected ; fore-wings ample, variously veined ; hind-wings smaller, 

 with fewer veins, slightly folded longitudinally : larva generally ar- 

 boreal : pupa with rudimentary wings at the posterior angles of the 

 wing-bearing segments." — Newman. 



Genus 1. THYRSOPHORUS. 



Caput angustum. Oculi minimi. Ocelli fere contigui. An- 

 tennae hirsute, apud medium incrassatse. Prothorax elevatus, gib- 

 bosus. Tibiae anteriores compressae, subdilatatag ; tarsi articulis 

 duobus distinctis. Alas vena cubitali siraplici. 



Thvrsophorus, Burm. Handb. Ent. ii. 2, 781. Ramb. Hist. Nat. 

 Ins. Nenr. 318. 



Head narrow: eyes very small: ocelli almost contiguous: 

 feelers tumid towards the middle: prothorax elevated and gibbons: 

 anterior shanks compressed, slightly dilated : tarsi with only two 

 distinct joints, the first thrice the length of the second. 



1. Thvrsophorus speciosus. 



Fuscus; capite, thorace, femoribusque fermgineis ; tibiis compressis 

 hirtis ; alee anticce maculis tribus costalibus albis. 



Thyrsophorus speciosus, Klug, MSS. Burm. Handb. Ent. ii. 2, 

 782, I. 



Para. 



2. Thyrsophorus pennicornis. 

 Fnscus; pedibus alisque testaceis, his venis albis, mediis reticulatis. 



Thyrsophorus pennicornis, Burm. Handb. Ent. ii. 2, 782, 2. 

 Bahia. 



