Staphylirddm of the Amazon Valley. 163 



each side. Scutellum black, closely punctured. Elytra 

 about as long as the thorax, deep red, rather sparingly and 

 moderately closely punctured. Hind body i-ather closely 

 punctured, and with the pubescence rather long; it is 

 black, with the hind portion of the 6th and the whole of 

 the 7th segment yellow ; beneath it is closely and rather 

 coarsely punctured. The legs are reddish ; the front 

 femora with black spines (in the male, at any rate), the 

 hind femora with only one or two short spines near the 

 base. The breast is pitchy. 



In the male the head is large, being much broader than 

 the thorax ; the female is unknown to me. 



Eofa : one male. 



11. Belonuclms armatus, n. sp. Subdepressus, niger, 

 nitidus, antennarum basi apiceque, et pedibus obscui'e 

 testaceis, ely tris rufis ; abdomine crebre punctato, segmento 

 ultimo, pr^cedentisque apice piceo-testaceis. Long. corp. 

 4^ lin. 



Mas : abdomine segmento 7° ventrali apice medio ex- 

 cise, trochanteribus posterioribus elongatis. 



Fern, latet. 



Antennse pitchy black, with the basal joints pitchy, and 

 the apex again paler. Palpi reddish, mandibles pitchy 

 red. Head broad and rather short, much broader than 

 the thorax, with two deep punctures on the longitudinal 

 impression behind the labrum, with two others on each 

 side between the eyes, and again others toAvards the hind 

 angles. Thorax narrower than the elytra, rather longer 

 than broad, distinctly narrowed behind, with a series of 

 five coarse punctures on each side the middle, and outside 

 these Avitli about six punctures on each side ; it is, like 

 the head, of a shining-black colour, faintly tinged with 

 brassy. Scutellum large, blackish, closely punctured. 

 Elytra red, about as long as the thorax, moderately closely 

 and not coarsely punctured. Hind body blackish, with 

 the hind part of the 6th segment, and with the base and 

 apex of the 7th, pitchy yellow ; it is not very densely 

 punctured, but the black pubescence on the penultimate 

 segments is dense and very coarse. The legs are dark 

 yellow, with the coxae still darker. 



In the male the front femora bear rather long black 

 spines, the hind femora appear to be without spines, but 

 the trochanters project as a long sharp tooth ; the ventral 



m2 



