APPENDIX. 339 
rugulose towards the mouth; vertex with a slender, 
smooth, furrowed line. Thorax slightly covered with 
dark cinereous tomentum. Abdomen dark blue. Wings 
and alulz blackish; veins black. Length of the body, 
10 lines ; of the wings, 18 lines. 
Fam. Muscips. (Latr.)—Sub-Fam. Tacurnipus. (W1k.) 
Genus Euricaster. (Macq.) 
Eurigaster septentrionalis. N.S. 
Fom.— Nigra, setosa, latiuscula; capite argenteo- 
cinereo ; vertice aurato; frontalibus atris; palpis rufes- 
centibus; antennis aristze dimidio incrassato; thorace 
vittis quinque cinereis; scutelli apice piceo; abdomine 
cinereo subtessellato ; alis cinereis. 
Female.—Black, setose, rather broad. Head silvery 
cinereous, gilded above; frontalia deep black, widening 
in front; facialia bordered with bristles along most of 
the length from the epistoma. Palpi reddish. Autennze 
extending to the epistoma; third joint linear, rounded 
at the tip, full six times the length of the second; 
arista ‘incrassated for half the length from the base. 
Thorax with five cinereous stripes; scutellum piceous 
at the tip. Abdomen slightly tesselated with cinereous, 
very bristly towards the tip, a little longer than the 
thorax. Wings cinereous; veins black; prebrachial 
vein forming an obtuse angle at its flexure, straight 
from thence to its tip. 
Order HEMIPTERA.—Sub-Order HOMOPTERA. 
Fam. Cicaps. (Weitm.)—Genus Crcapa. (Linn.) 
Cicada occidentalis. N.S. 
Fem. — Nigra, subtus albido-tomentosa; facie et 
Z2 
° 
