Plate VI 



TRIBAL KEY CHARACTERS 



Fig. 1. Sonoma tolulae (LeConte). Anterior tarsus. 



Fig. 2. Hamotus thomasi Park. Posterior tarsus, from type. 



Fig. 3. Arhytodes achillei Park. Posterior tarsus, lateral view, from type. 



Fig. 4. Arhytodes achillei Park. Posterior tarsus, dorsal view, from type. 



Fig. 5. Fustiger veracruzensis Park. Three-segmented antenna (only the last 



two are visible from above). Drawn from female paratype. 

 Fig. 6. Dccarthron chichion Park. Ten-segmented antenna. Drawn from male 



paratype. 

 Fig. 7. Hamotus veracruzensis Park. Eleven-segmented antenna. Drawn from 



male 1 olotype. 

 Fig. 8. Cercoceroides laticeps Raffray. Intermediate troclianter-femur artic- 



ultion. Drawn from the female. 

 Fig. 9. Arthmius sabomha Park. Intermediate trochanter-femur articulation. 



Drawn from female paratype. 

 Fig. 10. Melhamima clavicornis Raffray. An eleven-segmented antenna with 



asvmmetricallv articulated tenth antcnnomere. Modified after 



Raffrav, 1909.' 



