and Species of Psocide. 351 
medium postice dilatata, punctis ad marginem posticum fas- 
ciaque lata irregulari in dimidio apicali (ad marginem api- 
calem bis excisa) fusco-nigris, pterostigmate sub-triangulari, 
ferrugineo, venis nigris, nonnullis ad basin et ad discum ru- 
fescentibus ; alis posticis hyalinis, venis nigris; pedibus tes- 
taceis, tibiarum tarsorumque apicibus nigris. 
Exp. alar. 7”. 
Habitat ad Mount Ophir in Malacea (Dom, Wallace). 
In Coll. W. W. Saunders. 
Closely allied to P. Taprobanes, Hagen, and perhaps a local 
modification of that species; differs in the pale head and thorax, 
_ sub-opaque anterior wings, and the colour of the pterostigma ; 
the wings also appear to be somewhat narrower. 
Pterostigma cum vena furcata ner venulam transversam con- 
oO 
junctum. 
Psocus striatifrons, n. sp. 
P. flavidus; antennis grisescentibus; capite flavido, lineis 
numerosis in naso punctisque in vertice (in nebulis tribus dis- 
positis) nigris; labro nigro-emarginato; oculis luridis; 
ocellis nigris, nitidis ; scutello fusco, macula media striisque 
elevatis radiatis quinque flavidis; abdomine flavido-vario ; 
alis anticis hyalinis, fascia transversa interrupta ante medium 
maculaque ad pterostigma fuscis, venis fuscis, costa radioque 
albidis ; pterostigmate elongato, ad apicem dilatato ; alis pos- 
ticis hyalinis, venis fuscis, pedibus flavidis, femoribus ad 
basin et ad apicem tarsisque fuscis, tibiis nigro-punctatis. 
Exp. alar. 3”. 
Habitat in Australia meridionali. 
In Mus. Oxon. 
bb. Cellula discoidalis aperta ; cellule marginales postertores com- 
plete, due, 2* elliptica, libera. 
Psocus imbecillus, n. sp. 
P. pallide flavidus ; antennarum dimidio apicali, abdomineque 
infuscatis; alis pallide flavidis, venis vix obscurioribus, ptero- 
stigmate elongato-ovali; pedibus pallide flavis. 
Exp. alar. 23”. 
Habitat in Mauritio. 
In Mus. Oxon. 
