262 Mr. R. M‘Lachlan’s Descriptions of 
what fuscescent externally. Abdomen yellow. The superior 
appendices form two broad and divergent blades ; inferior appen- 
dices very long, the joints nearly equal, the first straight, dilated 
towards the apex, the second curved and also dilated towards the 
obtuse apex; penis broad and obtuse, the apex slightly notched. 
A very pretty and distinct species, belonging to the group of 
M. hyalinum, &c., in the character of its coloration. 
2. Macronema Wallacei, n. sp. (Pl. XVII. fig. 4, 2.) 
M. antennis fuscis, ad basim flavo-ochraceis; capite, palpis, 
mesothorace, pedibus, abdomineque flavo-ochraceis; alis 
fuscis, nitidis; anticis ad basim flavo-albido striatis et 
maculis magnis in medio albidis; posticis macula costali 
magna albida. (@.) 
Long. antenn. 11 lin. ; corp. 43 lin.; exp. alar. 113 lin. 
Habitat in Nova Guinea (Wallace). 
In Mus. Saundersiano. 
Antenne fuscous, yellowish-ochreous at the base. The whole 
of the body, palpi and legs yellowish-ochreous. Eyes blackish. 
Anterior wings shining fuscous; at the base there are several 
yellowish-white longitudinal lines, which are confluent and form 
one large pale space at the extreme base; in the middle of the 
wing are two very large white opposite blotches, one on the costa, 
the other on the dorsal margin, each produced towards the apex ; 
these blotches form a nearly entire broad band across the wing, 
being separated by a very narrow line of the dark ground colour ; 
the veins traversing them are yellowish ; neuration (except in the 
pale spaces) dark fuscous. Posterior wings shining fuscous, with 
a large white blotch on the middle of the costal margin reaching 
more than half across the wing. 
3. Macronema dulce, n. sp. 
M. antennis flavis, basim versus vix fusco-annulatis, articulo 
primo fuscescente; capite saturate fusco, maculis tribus in 
fronte flavis; prothorace flavo-fusco; mesothorace antice 
nigro, postice gastaneo ; palpis et pedibus flavis; alis pallide 
fuscis, aurantiaco-iridescentibus, anticis vittis brevibus ad 
basim albis, et fascia lata media, fere interrupta, alba; pos- 
ticis spatio longo costali albo; abdomine ochraceo. (@.) 
Long. antenn. 10 lin. ; corp. 33 lin.; exp. alar. 9 lin. 
Habitat in insula Mysol (Wallace). 
In Mus. Saundersiano. - 
