IGfi E. T. CRESSON. 



The % has the face entirely, scape beneath and scutellnm entirely, lemon - 

 yellow; the two spots on front of raesothorax are much larger than in 9? 

 while the marks on pleura become confluent, forming an irregular, rather ob- 

 lique line; antennae slender, rufo-testaceous beneath ; apex of abdomen dusky. 

 Length 4J lines. 



Hab.—N. Y., Md., W. Va., Missouri. 



2. Meniscus mirabilis, n. sp. — 9* — Black, shining; clypeus, mandibles, pal- 

 pi, space beneath eyes, short narrow orbital line on each side of antennse, spot 

 at summit of each eye, tegulfe, line before, and a cuneiform spot on each side of 

 mesothorax, yellowish-ferruginous ; wings hyaline, iridescent, areolet wanting; 

 legs honey-yellow, coxse and trochanters lemon-yellow, four posterior coxpb 

 within and a line on outside, and all the trochanters behind except tips, black; 

 extreme base of posterior femora, a narrow band before apex, apex of their 

 tibioe and their tarsi more or less, black or fuscous ; abdomen black, smooth anii 

 shining, apical margin of second and following segments narrowly whitish ; 

 venter yellowish ; ovipositor as long as body. Length 4 lines. 



Hub. — Massachusetts. This looks very much like a Lampronota^ 

 but the tarsal claws are pectinated aud the areolet wanting. 



PHYTODIETUS, Grav. 



1. Phytodietus vulgaris, n. sp. — 9- — Black, head and thorax subopaque, ab- 

 domen smooth and polished ; mandibles except tips, palpi, spot at summit of 

 each eye, second joint of antennse, tegulse, line in front on each side of meso- 

 thorax, apex of scutellnm, two dots at base, spot on postscutellum and a trans- 

 verse line before apex of metathorax, sometimes interrupted or reiluced to a la- 

 teral dot, white ; pleura beneath and flanks of metathorax sometimes more or 

 less rufous or ferruginous ; wings hyaline, areolet obliquely triangular, peti- 

 olated; antennoe brown towards apex; legs pale bright ferruginous, most of 



■ anterior coxse, their trochanters, apex of middle trochanters, apical half of 

 posterior pair, all the knees, and four anterior tibiaj and tarsi white, base of their 

 femora, broad band before apex, their tibise, except a more or less distinct pale 

 line about middle, sometimes forming a broad white band, and their tarsi, 

 sometimes more or less pale at base, black; abdomen subsessile, apical margin 

 of all the segments narrowly whitish, interrupted laterally; ovipositor nearly 

 as long as abdomen. Length 3 — 5 lines. 



Var. 9 • — Angular mark on middle of face, spot beneath eyes, upper anterjpr 

 orbits, mark on disk of mesothorax and transverse subapical line on metatho- 

 rax dilated medially, white; clypeus piceous ;antenna3 brown ; pleura whitish 

 beneath ; flanks of metathorax ferruginous; posterior tibise white, the apex 

 and narrow anuulus before base, black; base of ]i03terior tarsi white. Length 

 4i lines. (Canada). 



^. — Face entirely, clyjicus, mouth, scape beneath, lateral and apical mar- 

 gins of scutellnm, and four anterior legs, all white ; antennae as long as body ; 

 otherwise marked as in 9 • Length 4i lines. 



Hah. — Canada j Mass., Conn., Peun., Del., Ills. A common and 

 variable species. 



2. Phytodietus distinctus, n. sp. — Differs from ui(/<7aris as follows: — Clypeus 

 whilish, mandibles wliitc only before apex ; anterior orbits white; metathorax 

 has a central white spot and one on each side, forming a semicircle; posterior 



