416 
ZOOLOGICAL LITERATURE. 
various degrees j fore wings with no lanceolate cell ; hind wings wdth fewer 
than 3 basal cells ; ovipositor spiniform. 
a. Anterior wings with a stigma and much ramified venation, or without 
a stigma and with 1-3 or no veins j wings sometimes deficient, when 
the body is naked and the antennae are not geniculate. 
1. Fore wings with 2 recurrent veins, and therefore 2 discoidal 
cells (sometimes wanting) 2. Ichneumonidce. 
2. Hecurrent vein 1 or 0. 
* Abdomen attached to the upper part or middle of the meta- 
nqtum 4. JEvaniiclcs. 
t Abdomen attached to the lower part of the metanotum. 
a. Fore wings with 1 recurrent vein . . 3. Braconidat, 
/3. Fore wings without a recurrent vein. 
a. Antennae in geniculate, with 1 or more annular joints 
between the scape and the flagellum ; ovipositor originating 
before the apex of the abdomen . . 6. Chalcididce. 
h. Antennae in male not geniculate, or without annular 
joints 5 ovipositor issuing from apex of abdomen. 
6. Proctotrupidce. 
b. Anterior wings without a stigma, with only 6-8 cells j antennae 
straight, with not more than 16 joints j abdomen more or less com- 
pressed 7. Cympidcs. 
B. Hym. monotrociia : One joint between the coxa and 
femur. 
I. Joint 1 of posterior tarsi more or less cylindrical, never much widened or 
densely hairy (Rapientia). 
a. Fore wings fiat, not folded. 
1. First abdominal segment with an erect scale, or with 2 knots. 
14. Formicarice. 
2. First abdominal segment normal. 
* Abdomen adherent, of equal breadth .... 8. Chrysididce. 
t Abdomen adherent or pedunculate, oval, or if broadest in front 
gradually tapering to a point behind, 
a. Posterior margin of pronotum not reaching base of wings. 
' . 9. Spheyidce. 
j3. Posterior margin of pronotum reaching base of wings. 
a. Segment 1 not separated from 2. 
** Legs long, especially the hinder ones, which are 
spinose or denticulated 10. Bompilidce. 
tt Legs short, hinder ones without spines or teeth. 
11. SapygidcG. 
b. Segment 1 separated from 2, as indicated by a deep 
ventral furrow. 
** Both sexes winged j middle coxae distant ; first tarsal 
joint as long as the tibiae .... 12. Scoliadce. 
+t 2 wingless ; c? with 2-4 cubital cells ; tongue not 
elongated 13. Midillidce. 
b. Fore wings folded lengthwise 15. Vespidce. 
II. Joint 1 of posterior tarsi more or loss compressed, hairy, at least on the 
inside 10. Anthophila. 
