ART. 19 I^TEW BEETLES OP THE FAMILY CEEAMBYCIDAE PISHEE 6 



adults at Hamburg farm, Costa Rica, August 15, 1923, on fallen 



" Quararibea turhinatay 



ODONTOCERA TRIPLARIS, new species 



Male. — Form similar to fasciata Olivier. Head and pronotum 

 yellow, the latter with the anterior margin and base in front of 

 scutellum narrowly black, and the disk ornamented with reddish 

 brown as follows : An oblique spot on each side at lateral margin, a 

 longitudinal median vitta extending from anterior margin to base, 

 and arcuately expanded at anterior margin and middle, and an 

 arcuate vitta on each side of middle, more or less interrupted at 

 middle, and not extending to anterior margin or base; antennae 

 reddish brown; elytra pale yellow, vitreous, with the margins nar- 

 rowly reddish brown, and a spot of the same color on each elytron 

 near base; beneath uniformly pale yellow. 



Head with the front short, flat between the eyes, and with a 

 narrow longitudinal groove extending from vertex to middle of 

 front; surface glabrous, coarsely, vaguely punctate, becoming finely 

 granulose on the occiput. Eyes separated from each other on the 

 front by about the width of the labrum. Antennae short, extending 

 slightly beyond base of elytra; joint 1 shining and sparsely punctate, 

 the following joints subopaque and densely pubescent, and some of 

 the joints armed with long erect hairs on inner margin; joint 1 

 robust, arcuate, and rather strongly clavate; joints 2 to 4 subcylin- 

 drical, the third distinctly longer than the fourth, which is slightly 

 enlarged toward apex; joints 5 to 10 serrate; joint 11 oblong, and 

 acute at apex. 



Pronotum about as wide as long; sides arcuately rounded and 

 strongly constricted toward base ; anterior margin and base strongly 

 elevated; surface with the median dark area slightly elevated at 

 middle, finely, confiuently punctate or granulose, and clothed toward 

 the sides with short, inconspicuous yellow pubescence. Scutellum 

 triangular, and clothed with a few inconspicuous hairs. 



Elytra extending to apex of third abdominal segment, with the 

 tips obliquely truncate and the exterior angles acute, the sutural 

 margins strongly elevated, slightly narrowed, and moderately 

 dehiscent posteriorly; surface with the reddish brown areas clearly 

 defined, glabrous, and densely, coarsely punctate, the vitreous areas 

 finely, very sparsely punctate, and each puncture with a short, erect 

 black hair. 



Abdomen beneath coarsely, vaguely punctate, except the first seg- 

 ment, and rather densely clothed with inconspicuous, recumbent 

 yellow hairs. Sternum sparsely clothed with long, semierect yellow 

 hairs. Anterior and middle legs short, and the femora strongly, 

 abruptly clavate. Posterior legs long, the femora strongly, abruptly 

 clavate, and the tibiae straight and cylindrical. 



