73 
-NEMOPTERYX. 
PAaNoRPA, Auctorum. 
Nemoptera, Latreille. 
Dierita, Hoffmansegg MSS. 
Nemopreryx, Leach. 
CHARACTER GENERICUS. 
Caput verticale ; clypeus in laminam rostriformem, perpen- 
dicularem instrumenta cibaria ‘infra excipientem produc- 
tus; palpi 6 breves; antenne setacee inter oculos in- 
serte ; ocelli nulli. 
Corpus elongatum, angustum ; thorax bipartitus, segmen- 
tum anticum brevissimum, secundum majus; ale reticu- 
late extense, antice subovate, postice longissime, li- 
neares ; pedes breves, tarsi elongati, articulis 5 gracili- 
bus, integris, ungwes elongatis, edentulis. 
NEMOPTERYX. 
GENERIC CHARACTER. - 
_ Head vertical ; clypeus produced into a rostriform, perpen- 
dicular lamina, bearing the instruments of mastication 
beneath ; palpz six, short ; antenne setaceous, inserted 
between the eyes; ocelli none. 
Body elongate, narrow; thorax composed of two segments, 
the first very short, the second longer ; wings reticulated, 
extended, anterior ones somewhat ovate, hinder very 
long, and linear; /egs short, tarsi elongate, composed 
of five slender, entire joints, claws elongate and simple. 
