8 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 94 



of a third tooth. Second segment of anterior tarsus narrow with 

 parallel sides, about four times as long as broad. Aedeagus, figure i. 



Female. — Antennal club as long as second to sixth segments com- 

 bined, Sternites not modified, free margin of sixth rather strongly 

 produced. Pygidium somewhat as in male but with all characteristics 

 greatly accentuated, the punctures coarser and more densely placed, 

 the transverse groove enlarged and deepened and with apical margin 

 produced into a liplike structure. Anterior tibia tridentate with upper 

 tooth small. 



Length. — 14 mm. 



Type locality. — Jalapa, Mexico (as here restricted). 



Type. — In the British Museum. 



Material examined. — Three males and one female from Jalapa, 

 Mexico, Hoege, probably paratypes ; one male and four females from 

 Cordoba, V. C, Mexico, F. Knab ; one male from Mexico, D. F., 

 J. R. Inda. Three of the Jalapa specimens were loaned for study by 

 the British Museum, the fourth was received some years ago as a 

 gift from the same source. 



CHLAENOBIA RODRIGUEZI Bates 



Chlaenobia rodriguesi Bates, 1889, Biol. Centr.-Amer., Coleopt., vol. 2, pt. 2, 

 supplement, p. 399. 



Head very coarsely and closely punctured except just above the 

 impressed bisinuate clypeofrontal suture, outer or marginal third of 

 clypeus gradually reflexed, the central portion tumid, the anterior 

 margin broadly and shallowly notched at middle. Antennae nine- 

 segmented. Pronotum transversely oblong, side margins obtusely 

 angulate before the middle, lateral margin strongly bisinuate as 

 viewed from side, viewed from above the anterior and posterior 

 angles are obtuse and rounded ; punctures coarse, sparsely and irregu- 

 larly distributed. Scutellum equilateral, lateral margins curved, surface 

 with a few punctures near margins. Elytra with sutural margins tumid 

 to apices, where the extreme margins are sharply carinate, discal 

 costae not evident, punctures coarse and more densely placed than 

 on pronotum, epipleura very narrow and failing to reach sutural 

 angle. Metasternum coarsely and rather densely punctured at sides, 

 with a few scattered punctures in median portion. 



Male. — Unknown to the writer. 



Female. — Antennal club as long as second to sixth segments com- 

 bined. Sternites not modified, finely punctured and sparsely set with 

 short hairs. Pygidium broadly triangular, convex basally from side 



