HEGEMONA. 269 
Dark blue, the prothorax brilliant bluish-violet; the first and 
fifth interstices produced and separately dentiform at the 
APEX. 6 ew we we we ee ee ew we ew ew 6 Surcillatus. 
Strize with coarse longitudinal impressions, which are here and there confluent. 
Elytra moderately long, gibbous. 
Very dark bluish-bronze, rather dull, narrow, strongly laterally 
compressed ; the interstices somewhat strongly convex, the 
fifth not produced . . . 1 1. ww we ee ww we) «meuicanus. 
Very dark bluish-bronze, more ovate, less compressed laterally ; 
the interstices flatter, the second to the ninth confluent just 
before the apex and together produced into a short rounded 
lateral prominence in the female . . . . - + 6 + guatemalensis. 
Interstices flat on the disc; the elytra globose-ovate, very bright bronze . oe costaricensis. 
Interstices strongly angularly raised ; the elytra broad, globose-ovate, very bright 
bronze. 
Strize coarsely and irregularly crenate-punctate ; the interstices transversely 
or obliquely wrinkled, much interrupted, and very irregular posteriorly . interruptus. 
Striz finely punctured; the interstices more regular, and less interrupted 
posteriorly . 2. 1 1 1 1 we ew ew we we eh ww we ww e CSfilibuster. 
1. Hegemona resplendens. 
Hegemona resplendens, Cast. Hist. Nat. Ins. Col. ii. p. 2307; Allard, Mittheil. der schweiz. ent. 
Ges. v. pp. 60, 251’. 
Eucamptus iridis, Hopf. De}. Cat. 3rd edit. p. 230°. 
Eusarca iridipennis, Chevy. loc. cit.* 
Hab. Mexico!%4 (coll. F. Bates, Brit. Mus.), Yucatan (coll. Oberthiir), Cordova ? 
(Sallé), Jalapa (Hoge). 
This fine insect is apparently not uncommon in Mexico. 
2. Hegemona elongatus. 
Hegemona elongatus, Allard, Mittheil. der schweiz. ent. Ges. v. pp. 61, 2531. 
Hab. Mexico ! (coll. Oberthiir, ex coll. Mniszech), Yucatan (coll. Oberthiir). 
M. Réné Oberthiir has kindly lent me the type and a second specimen (both males) 
of this species. We have not yet found this insect in any of the large collections sent 
to us from Mexico. 
3. Hegemona hondurensis. 
Bronze-black, rather dull, the elytra more shining. Head very finely and shallowly punctured, the epistoma 
separated by a deep groove; prothorax subquadrate, about as long as broad in the male, shorter in the 
female, narrowing gradually from the base, the sides very little rounded, almost straight, the hind angles 
subrectangular, the anterior angles strongly produced in front and narrowly rounded, the surface very 
finely, shallowly, and somewhat closely punctured ; elytra long, ovate, slightly compressed laterally, rather 
