8. Mandible of Copris carolina with all sclerites defined.
9. Thorax of a Hymenopteron from above.
10. Genitalia of a male mosquito with all parts named.
11. Genitalia of a male Noctuid from below : the parts separated out.
[PLATE III. Venation According to the Comstock System.]
1. Wing venation of a Noctuid.
2. Wing venation of a Hepialid.
3. Wing venation of a Locustid.
4. Wing venation of a Hymenopteron.
5. Wing venation of a Dipteron.