0RISM0L0GY. 329 
extremity. Plate XI. Fig. 5. Plate XXV. 
Fig. 8. 
12. Prismatic (Prismaticales). Antennae with three 
nearly equal sides. Plate XI. Fig. 6. 
13. Ensiform (Ensiformes). Antennas compressed and 
three-sided, with one side much narrower than 
either of the others. Plate XI. Fig. 7. 
14. Falciform (Falciformcs). When the Clavola of the 
Antennce grows gradually narrower towards the 
apex, and is arcuate or incurved so as to resemble 
a sickle. Plate XI. Fig. 8. 
15. Nodose (Nodosa). When antennae have one, two, 
or more joints larger than those which precede or 
follow them. Plate XII. Fig. 5. 
16. Moniliform (Moniliformes). Antennae consisting 
of oval or globular joints so as to resemble a neck- 
lace of beads. Plate XI. Fig. 9. 
IT. Dentate (Edentate). Toothed with teeth whose 
sides are equal. Plate XL Fig. 10. 
18. Serrate (Serrate). Toothed with teeth whose sides 
are unequal like those of a saw. Plate XI. Fig. 
11. Plate XXV. Fig. 8. 
19. Biserrate (Biscrrate). So toothed on each side. 
Plate XXV. Fig. 18. 
20. Imbricate (Lubricate). When the summit of each 
joint is incumbent upon the base of that which 
precedes it. Plate XI. Fig. 12. 
21. Distichous (Distichce). When the joints in gene- 
ral terminate in a fork. Plate XI. Fig. 13. 
22. CntRATE (Cirrate). When the joints terminate in 
a pair of curling hairy branches resembling ten- 
drils. Plate XXV. Fig. i. 
