NATURAL SCIENCES OF PHILADELPHIA. 409 



tarsi, black ; abdomen black, shining, segments 2-5, tinged later- 

 ally with brownish, apical margins of segments narrowly yellowish ; 

 ovipositor black. Form slender, cylindrical; autennaa as long as 

 body, setaceous ; mesothorax smooth and polished ; metathorax 

 transversely rugulose ; anterior wing without areolet ; legs long 

 and slender, claws pectinate ; abdomen subcyliudrical, smooth 

 and polished, surface even ; ovipositor as long as body, very 

 slender. Length 2| lines. 

 Orizaba. 



5. LampronotaT jucunda, n. sp. 



9 . Head, antenmie, and thorax black ; face, except central dot, 

 mouth, orbits, annulus on antennne, collar, tegulae, spot beneath, 

 lunate spot on disk of mesothorax, scutellum, spot behind, large 

 spot on side of pleura, spot on flank of metathorax, two small 

 spots at base, connected laterally with a band near apex, anterior 

 coxse, spot on two posterior pairs, base of first segment, and 

 narrow apical margin of first and second segments white; middle 

 of first and second segments, and dot on each side of third seg- 

 ment black ; legs and remainder of abdomen pale ferruginous ; 

 wings h^^aline ; opaque ; abdomen subsessile ; anterior wing with- 

 out areolet ; claws petinate. Length 5 lines. 



Orizaba. 



Genus MENISCUS, Schiodte. 



1. Meniscus crassitarsus, n. sp. 



9. Black, shining; orbits, face, except central black stripe, 

 clypeus, mandibles, except tips, broad annulus on antennae, line 

 on each side of mesothorax, before tegulae, dilated anteriorl}^, two 

 spots on the disk ; sometimes confluent, spot beneath teguloe, scu- 

 tellum except extreme apex, metathorax except a large transverse 

 medial black mark, a large oblique mark on each side of pleura 

 extending beneath, an oblique line beneath posterior wing, coxae 

 and trochanters, base of first segment of abdomen, apical margins 

 of all the segments, broad on the second and third, and uneven, 

 subinterrupted bands on the middle of apical segments, white or 

 yellowish-white ; wings h3^aline, subiridesceut, apex faintly dusky, 

 nervures and stigma black ; stripe on four posterior coxas and 

 trochanters behind, intermediate femora above, posterior pair 

 entirely, tips of four anterior tibiae, and the four anterior tarsi 

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