ORISMOLOGY. 333 



3. FILATE (Filatte}. When inversatile antennae have 

 neither a terminal nor a lateral bristle. PLATE 

 XII. FIG. 1720. 



a. SIMPLE (Simplices). When the last joint is exarti- 



culate. PLATE XII. FIG. 17, 18, 20. 



b. COMPOUND (Composites]. When the last joint is it- 



self obsoletely jointed. PLATE XII. FIG. 19. a. 



3. PUBESCENCE. 



1. VERTICILLATE (Verticillata). Antennae beset with 



hair in whorls. PLATE XII. FIG. 27. 



2. PLUMOSE (Plumosa}. Antennae feathered on all 



sides with fine long hair. PLATE XII. FIG. 24. 



3. CILIATE (Ciliatce}. Antennae fringed with parallel 



hairs on each side. PLATE XI. FIG. 16. 



4. FIMBRIATE (Fimbriatce). Antennae fringed with 



parallel hairs on one side. 



5. BARBATE (Barbattz). Antennae hairy on one side. 



PLATE XII. FIG. 26. 



6. FASCICULATE (Fasciculate), Antennae having se- 



veral bundles of hair. PLATE XXV. FIG. 32. 



7. SCOPIFEROUS (Scopifera). When they are furnished 



with one or more dense brushes of hair. PLATE 

 XII. FIG. 25. a. PLATE XXV. FIG. 17. 



k. ARTICULATION. 



1. EXARTICULATE (Exarticulato*}. Without visible ar- 



ticulations. 



2. BIARTICULATE (Biarticulatcz). Consisting of two 



joints. 



3. TRIARTICULATE (TriarticuLatce}. Consisting of 



three joints. 



