50 [Senate 
spots almost obsolete and the yellow vitta replaced by 
a few yellow dots. Length 0:25. On oaks. No. 678, 
male ; 678 (bis) female. 
CERESA. Amy. and Srrv. 
Two-nornep Crresa, C. diceros, (Say.) App. to Long’s Exp., p. 
299. Occurs like the following, on various trees and 
shrubs. No. 679, female. 
Burrato Ceresa, C. bubalus, (Fab.) Ent. Syst., iv. 14. No. 
680, male; 681, female. 
Var. a. Sides of the thorax mottled with fuscous. 
No. 682. 
b. Under side black-brown. No. 683. 
*TELAMONA. 
(From Telamones, a synonym of Atlantes, in allusion to the en- 
‘ormous backs of these insects.) Humeral angles projecting, 
pointed and ear-like: dorsum compressed-foliaceous,:the keel 
abruptly elevated at one or both its ends, forming a somewhat 
square crest or foliole: thorax nearly or quite reaching the 
tips of the elytra, with elevated longitudinal lines on each side: 
apical cellule triangular, its end rounded. The squarish dorsal 
crest forms a marked distinction between the genus here proposed, 
and that of Thelia, to which it is most nearly related. 
One-cotorep TrLamona, *T. unicolor. Yellow, immaculate, apex 
of the thorax tinged with fuscous ; summit and angles 
of the crest rounded. Length 0-45, height 0:25. No. 
684, female. 
Banpep Tetamona, *7. fasciata. Yellow ; thorax anteriorly and 
at its apex, and an oblique band crossing the posterior 
part of the crest fuscous; head and anterior margin of 
the thorax yellow, with numerous black punctures 
and a black dot above each eye ; crest longer at its base 
than above, anterior end more concave than the poste-' 
rior, angles rounded. Length 0:38, height 0:20. Found 
on walnut trees. No. 685, female. 
Hoiiow-crestep Tetamona, *7'. concava. Brown; a large spot on 
each side and a transverse band behind the crest, yellow, 
with sinuous black margins, the spot traversed by an 
