42 Ml*. R. M'Lachlan un the Neuropterous Genus 



Neuronms onotitanus, n. sp. 



iV. pallido fusco-griseus. Caput parvum, elongatum ; lateribus dente 

 acuto instructis, ochraceis. Antennaj graciles, nigroe; articulo 

 secundo pallido. Mandibulae palpique griseo-ochracea. Pro- 

 thorax longior -quam latus, capite vix angustior, fusco-griseus. 

 Pedes ocliracei. Alas paUide albido-stramineae ; venulae costales, 

 discales, venaque cubitalis ad basin fuscse, tenues, reliquae flavidae 

 ( $ ). Long. corp. 11'"; cxp. alar. 37'". 



Hah. Sikkim Himalaya, alt. 9000'. In coll. Mus. Brit. 



Head small, elongate, posterior angles with a sharp tooth ; 

 ochreous, the sockets of the ocelli blackish. Antennte very 

 slender, black, the second joint pale. Mandibles and palpi 

 greyish ochreous. Prothorax longer than broad, scarcely nar- 

 rower than the head, greyish fuscous, the deflexed sides mar- 

 gined with lurid fuscous. Meso- and metathorax grey. Abdo- 

 men blackish (but the colours probably altered). Legs en- 

 tirely ochreous, finely pubescent ; the claws castaneous. 



Wings very pale whitish straw-colour ; the costal and discal 

 transverse nervules and the base of one of the cubital nervures 

 fuscous, not incrassated ; the neuration otherwise yellowish. 



One badly preserved individual in the British Museum, 

 from Lacken, Sikkim Himalaya, at an elevation of 9000 feet. 



Neuronms fenestralis, n. sp. 



N. rufo-brunneus. Caput latum; lateribus anguste alatis, dente 

 robusto instructis ; circum ocellos basinque antennarum nigrum. 

 Antennae nigrae ; articulo primo rufo, supra in medio nigro notato ; 

 secundo ad basin nigro, ad apicem rufo. Mandibulse nigrae. 

 Maxillae rufae, ad basin nigrae. Prothorax capite angustior, late 

 nigro Umbatus. Abdomen, meso- et metasternum flavo-ochracea; 

 abdominis segmento ultimo supra in medio producto ; appendici- 

 bus superioribus elongatis, crassis, paullo clavatis, intus sinuatis; 

 inferioribus valde elongatis, triarticulatis, articulis duobus termi- 

 nalibus brevibus, ultimo forcipato, acuto. Pedes nigri; antici 

 femoribus intus, coxis trochanteribusque omnino rufo-ochraeeis ; 

 intermedii posticique femoribus, coxis trochanteribusque omnino 

 rufo-ochraceis. Alae anticae fuliginoso-fuscae, albo fenestratae et 

 maculatsD, nigro nervosae ; venulis costalibus crassis, nigro mar- 

 ginatis : posticae fusco-subhyalinae ( c? ). Long. corp. 16-19'" ; 

 cxp. alar. 45-51'". 



Hab. Darjeeling. In coll. Mus. Brit. 



Reddish brown. Head broad, narrowly produced at the 

 sides, and furnished with a strong acute tooth at the lower 

 angles ; disk above with fine, raised, intricately wavy lines, 

 an elongate and somewhat smooth space in the middle pos- 

 teriorly ; front (portion in front of the ocelli) rugose-punctate ; 

 sockets of the ocelli and of the antenna; black. Antenna 



