all 
140 Observations on the genus Scleroderma. 
Fic. 5. Cephalonomia? peregrina, male; 5a, mandible; 5b, base 
of fore wing. 
6. Ditto, female ? 6a, base of fore wing. 
7. C. fuscicornis, male; 7a, mandible; 76, maxilla; 7c, 
labium and palpi. 
8. C. cursor, wingless male; 8a, antenna of male; 88, 
maxilla of ditto; 8c, base of fore tarsus; 8d, base of 
hind tarsus ; 8e, extremity of ditto. 
PLATE VII. 
Fig. 1. Methoca californica. female. 
2. M. hemorrhoidalis, female. 
3. Apenesia Chontalica, female ; 3a, mandible ; 3b, base of 
anterior tarsus; 3c, middle leg; 3d, hind leg. 
4. A. modesta, female; 4a, mandible; 46, maxilla; 4c, 
labium and palpi. 
5. Thynnus picinus, female; 5a, antenna of ditto; 5b, hind 
leg of ditto. 
6. Pristocera depressa, female; 6a, antenna of ditto; 60, 
maxillary palpus; 6c, labium and palpi. 
