224 BULLETIN 18 2, UNITED STATES NATIONAL MUSEUM 



bilobed. Male, eighth tergite with horseshoe-shaped emargination; 

 sixth and seventh sternites impressed at middle, eighth with a narrow 

 deep triangular excision. Length, 31/2 it^wi- (From Cameron.) 



Type locality. — Grenada, Balthazar. 



Types. — One specimen labeled type in the British Museum. 



Records. — The following is the only record known to me : 



Grenada: (Cameron, 1913). 



Specimens examined. — I have seen only the unique type. 



Remarhs. — This species is distinct by its nearly inipunctate elytra. 



I find no record of its habits. 



18. STENUS HISPANIOLUS, new species 



Description. — Shining black. Head not at all impressed between 

 the eyes but midline slightly elevated, elevation broadly oval, smooth, 

 not extended anteriorly ; with antennal prominence smooth but with- 

 out definite smooth area above eye; labrum very broadly rounded; 

 punctures irregular in size and spacing but often rather dense and 

 moderately coarse; without distinct ground sculpture. Pronotura 

 slightly longer than wide, widest near middle; sides not arcuate in 

 front but angulate halfway between middle and apex, anterior angles 

 scarcely evident, feebly emarginate behind; punctures considerably 

 coarser than on head, irregularly spaced but rather dense especially 

 along midline, occasionally with irregular smooth areas; without 

 ground sculpture. Elytra one-half wider than pronotum, about as 

 wide as long; humeral callus moderate; with punctures about as 

 coarse as on pronotum but sparser on the disk, separated by much 

 less than their diameter laterally, the intervals rather flat; without 

 ground sculpture. Abdomen not margined; punctures rather shallow 

 and sparse, somewhat indefinite apically; with ground sculpture on 

 two apical tergites. Tarsus with fourth segment bilobed. Male.^ sixth, 

 seventh, eighth, and ninth sternites flattened, eighth with a small 

 triangular notch three-fourths as wide as the apex, nearly as deep as 

 wide, with apex narrowly rounded ; ninth emarginately truncate with 

 prominent spiniform apices. Female.^ sternites unmodified. Length, 

 3 to 4 mm. 



Type locality. — Haiti, fitang Lachaux, on the southwest peninsula. 



Types. — Holotype and 12 paratypes. Museum of Comparative 

 Zoology; 9 paratypes in the tlnited States National Museum (No. 

 52496). 



Records. — ^The following are the records known to me : 



Cuba: Soledad (Darlington, in M.O.Z. and U.S.N.M.), Buenos Aires, Trinidad 

 Mountains (Darlington, in M.C.Z. and U.S.N.M.), Hongolosongo, Oriente 

 (Darlington, in M.C.Z. ). 



Hispaniola: Haiti, liltang Lachaux (Darlington, in M.C.Z. and U.S.N.M.) ; Domin- 

 ican Kepublic, Srmthcz (Darlington, in M.C.Z.). 



