334 CRISMOLOGY. 
4. Qu adri articulate (Quadriarticidatce). Consisting 
offow joints. 
5. Multiarticulate {Multiarticidatcc). Consisting of 
many joints. 
1. joints. 
1. Campanulate {Campanulatcc). Bell-shaped. When 
the joints are obconical, with the vertex of the cone 
rounded. 
2. Pateriform [Pateriformes). When the joints are 
somewhat dilated and very short, shaped some- 
thing like a shallow bowl. 
3. Patellate (Patellata?). When the whole joint is 
dilated and shaped something like a patella or 
platter. — Ex. Prosopis dilatata (Melitta*. b. K.) 
Plate XXV. Fig. 12. a. 
4. Lob ate (Lobatce). When they are expanded at 
the tip into a lobe. — Ex. Belostoma, Cerocoma. 
Plate XI. Fig. 21, 22. 
5. Torulose (Torulosce). When they are a little tu- 
mid. 
m. APPENDAGES. 
1. Auriculate (Auriculatce). When they have an 
ear-like process at their base. — Ex. Gyrinus, Par- 
nus. Plate XII. Fig. 29. a. Plate XXV. 
Fig. 28. a. 
2. Appendiculate (Appendiculatcc). When they have 
one or two antenniform processes at their base. — 
Ex. Otiocerus. Plate XXV. Fig. 29. b. 
