356 orismology. 
intirely to separate them. — Ex. The Petalocerons 
beetles, Hymenoptera, &c. 
3. Monomerous (Monomerus). When it consists of 
only one joint. — Ex. Colcoptera, &c. 
4. Dimerous {Dimerus). When it consists of two 
joints. — Ex. Ichneumon. 
G. Thigh (Femur.) 
1. Simple (Simplex). When it is no where particu- 
larly thick. 
2. Incrassate (Incrassatum). When it is very thick, 
either partially or generally, and formed for leap- 
ing. — Ex. Haltica, &c. 
3. Loricate (Loricatum). When the disk of the thigh 
appears covered with a double series of oblique 
scales like a coat of mail. — Ex. Locusta. Plate 
XIV. Fig. 5. 
H. Shank (Tibia). 
1. Alate (Alata). When the posterior tibia on each 
side is furnished with a dilated process which pro- 
bably assists it in flight. — Ex. Petalopus phyllopus, 
&c. Plate XV. Fig. 2. a. 
2. Foliaceous (Foliacea). When the tibia is late- 
rally dilated into a thin plate for carrying pollen. 
— Ex. Euglossa cordata, &c. 
3. Corbiculate (Corbiculata). When it is fringed 
with incurved hairs calculated for carrying knead- 
ed pollen. — Ex. Apis, Bombus*. 
4. Scopate (Scopata). When it is quite covered with 
a brush of hairs with which it brushes off the 
a Mon. Ap. Angl. i, t. xii./. 19. a, b. 
