110 . Explanation of the Plates. 
Fig. 4. cc. Different views of the Mandibulæ. c. Interior face of 
| . b. Base, or orbicular transversely- 
c. Lateral view of Mandible. 
d. The Maxilla. a. The Base. b. The Apex. c. Exte- 
rior maxillary Palpus. : 
e. The Mentum. | 
f. The Antenna. 
g. Portion of anterior Tibia. a. Its two Teeth. 
h. ——— of posterior ditto. a. Its Calcaria. 
ES 
i. Prosternum. 
k. Metasternum. a. Anterior Mucro, looking to the 
b. Poster to, looking to the Anus. cc. Poste- 
|. Last joint of posterior Tarsus, to show the Claw. 
5. Agrion Brig 
PI Some 
