80 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 80 



Elytra three times as long as pronotiim, and at base one-half wider 

 than pronotum at middle; sides nearly parallel from base to apical 

 third, then arcuately narrowed to the tips, which are separately, 

 feebly, obliquely truncate ; disk uneven, and each elytron with three 

 longitudinal costae; surface coarsely, deeply punctate, the punctures 

 widely separated from each other, and arranged in double rows 

 between the costae, densely clothed with short, recumbent, whitish, 

 yellowish, and brownish pubescence, with a vague greenish tinge in 

 certain lights, the white pubescence forming a broad, obsolete, 

 obliquely transverse fascia at middle, bordered anteriorly by a 

 narrow, oblique fascia of dark brown pubescence, with numerous 

 irregular spaces of pale yellow pubescence, and each elytron orna- 

 mented near base with a tuft of pale brownish hairs. 



Abdomen beneath finely, densely punctate, densely clothed with 

 long, recumbent, whitish pubescence, with a few long, erect, white 

 hairs intermixed; last segment broadly rounded at apex. Pro- 

 sternum arcuately declivous in front and behind, rather narrow and 

 densely pubescent between the coxal cavities. Legs short, densely 

 clothed with long, recumbent and erect, whitish pubescence ; femora 

 feebly arcuate, and strongly clavate toward tips; tibiae slender, 

 straight, and subcylindrical. 



Length, 6 mm. ; width, 2.8 mm. 



Type locality. — Boqueron, Porto Rico. 



Other locality. — Mayaguez, Porto Rico. 



Tijfe. — In American Museum of Natural History. Female, col- 

 lected February 18, 1930, by C. W. Leng. 



P<zra%/?e.— U.S.N.M. No. 43753. Female, collected at Mayaguez, 

 Porto Rico, by R. H. Van Zwaluwenburg. 



Remarks. — Described from type and paratype. 



This species is closely allied to hoffmanni Fisher, but it differs 

 from that species in being shorter, and in the pronotum having 

 numerous small round, black asperities. 



ECYRUS FLAVUS, new species 



Female. — Elongate, robust, strongly convex above, uniformly pale 

 reddish brown, rather densely clothed with short whitish and yellow- 

 ish pubescence, which partially conceals the surface, and each elytron 

 ornamented with a large tuft of long, erect, brownish-yellow hairs 

 near base, and an indistinct tuft of similar hairs behind the middle. 



Head in front about as wide as long, wider at bottom than at top, 

 flat, strongly, angularly depressed between the antennal tubercles, 

 which are narrowly separated and strongly elevated, sparsely, 

 coarsely punctate, sparsely clothed with rather short, recumbent, 

 yellowish-white pubescence, and with a longitudinal carina extending 



