from the West Indes. 13) 
46. Somoleptus unicolor, sp. n. 
Black, shining; the fore parts rather finely and not closely 
punctured, Antenne and legs reddish testaceous. 
Length 4 mm. 
Head (including the mandibles) subtriangular, the temples 
a little widened behind, the posterior angles rounded, punc- 
turation rather fine and not very close, more sparing poste- 
riorly. Antennze with the third joint shorter than the 
second, the fourth to the tenth transverse, gradually in- 
creasing in width. Thorax a little narrower than the head, 
longer than broad, widest at the anterior angles, the sides 
narrowed and a little sinuated posteriorly, rather finely and 
not very closely punctured, except for a smooth median 
longitudinal space. LElytra scarcely as long as the thorax, 
longer than broad, finely, rather obsoletely, and not closely 
punctured, finely pubescent. 
Abdomen pitchy-black, the posterior margin of the last 
dorsal segment pitchy-testaceous, finely but not closely 
punctured and pubescent. 
Jamaica. ‘Type in my collection. 
47. Xantholinus vilis, Shp., var. nu. fuscipennis. 
Differs only from the type in the blackish first joint of 
the antenne and the more obscure coloration of the elytra, 
which are more or less indeterminately infuscate for the 
anterior half or more, and the darker tibie. 
Jamaica. ‘Type in my collection. 
48. Xantholinus (s. str.) insulatus, sp. n. 
(insularis, Fauvel, in litt.) 
Black, shining ; the elytra pitch-brown. Antenne with 
the first joint blackish, the remainder and the legs brownish 
testaceous. 
Length 6°3 mm. 
Build and coloration of X. alticola, Shp., the head very 
similarly punctured, but the thorax w ith the dorsal row of 
punctures more numerous and smaller, and the elytra much 
more sparingly punctured. 
Head oblong, the posterior angles rounded, puncturation 
moderately strong, close at the sides and ‘temples, very 
sparing on the disc ; lateral frontal grooves wanting ; no 
visible ground-sculpture. Antenne with the second joint 
shorter than the third, the fourth to the tenth trausverse, 
&* 
