390 Forty- SIXTH Report on the State Museum [50] 



the yellow vitta replaced by a few yellow dots. Length 0-25. 

 On oaks. No. 678, male; 678 (bis) female. 



CERESA. Amy. and Serv. 



Two-HORSTED Ceresa, C. dicevos, (Say.) App. to Long's Exp., p. 299. 

 Occurs like the following, on various trees and shrubs. No. 

 679, female. 



Buffalo Ceresa, C. hubalus, (Fab.) Eat. Syst., iv. 14. No. 680,. 

 male; 681, female. 



Var. a. Sides of the thorax mottled with fuscous. No. 682. 

 h. Under side black-brown. No. 683. 



24*TELAMONA. 



(From Telamones, a synonym of Atlantes, in allusion to the enor- 

 mous 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 f oliole : thorax 

 nearly or quite reaching the tips of the elytra, with elevated longitudi- 

 nal 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-colored Telamona, *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. 



Banded Tela-mona, ^T. 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 posterior, angles rounded. Length 

 0-38, height 0-20. Found on walnut trees. No. 685, female. 



Hollow-crested Telamona, ^T. 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 interrupted 



