96 



Head very small, piceoua ; eyes moderate ; antenna; very short, with the basal 



joints pale and the club much incrassated, piceous. 

 Thorax small, ovally rounded in front, finely and remotely punctured, with the 



interstices smooth and very shining, anterior margin moderately retlexed, 



transparent white, basal margin scarcely sinuated, with the angles nearly 



right angles. 

 Scutclluin small, rounded and punctured. 

 Elytra broader, twice longer, and more closely and more deeply punctured than 



the thorax, widest at the middle, attenuated posteriorly, very convex and very 



shining, extremities rounded and pale. 

 Abdomen much exposed, pitchy-black. 

 Legs robust, piceous. 



Under parts piceous, with the edges of the ventral segments broadly ferruginous. 

 Differs from other species in its .small size, ovate form, convex and very shining 



surface, deep black colour, and dark legs. 

 Habitat, Central America. Found by Mr. Champion in Panama. 



Arthrolips ovatus. 



A. ovatus, Matthews, Biol. Cent.-Amer. Col. ii. pt. i. p. 115, 1887- 



L. c. Yn li^i- = 1 mm. — Late ovatus, modice convexus, nitidus, pilis flaves- 

 centibus dense vestitus, niger, fronte pronoti atque elytrorum apicibus translucide 

 albidis ; pronoto sat parvo, antice rotundato et modice elongato, modice et remote 

 puuctato, interstitiis glabris, nitidis, latcribus atijue fronte modice reflexis et leviter 

 marginatis, margine basali leviter sinuata, angulis fere rectis ; elytris pronoto parum 

 latioribus, duplo longioribus, et magis profunde punctatis, ante media latissimis, 

 apicibus latis, valde rotundatis et late dilutioribus ; pedibus atque antenuis testaceis. 



Body broadly ovate, moderately convex, shining, densely clothed with flavesceut 



hair, black, with the front of the thorax and the extremities of the elytra 



translucent white. 

 Head very small, testaceous ; eyes l)lack ; antenna; testaceous. 

 Thorax rather small, rounded and rather produced in front, widest at the base, 



moderately and remotely punctured, with the interstices smooth and shining, 



sides and front moderately retlexed and slightly margined, basal margin faintly 



sinuated, with. the angles nearly right angles. 

 Scutellum large, rounded and punctured. 

 Elytra rather broader, twice longer, and more deeply punctured than the thorax, 



widest before the middle, extremities broad and much rounded, broadly pale. 

 Legs testaceous. 

 Ibider parts testaceous. 

 Differs from .1. hirsntus in its smaller thorax, with the sides and front much less 



reflexed, elytra more deeply punctured, flavescent pubescence, and pale legs 



and under parts. 

 Habitat, America. One specimen found near Toxpam, Mexico (M. Salle). 



Arthrolips hirsutus. 



A. hirsutus, Matthews, Biol. Cent.-Amer. Col. ii. pt. i. p. IIG, 1887. 



L. c. t'c"}" lii^' '■'-' ■87-l'25 mm. — Ovalis, sat latus, convexus, nitidissimus, 

 remote punctatus, aterrimus, pilis prselongis nigris sparse vestitus; pronoto sat 

 magno, margine anterior! late retilexa, translucidii, modice et remote punctato, 

 interstitiis glabris, uitidissimis, margine basali leviter sinuata, angulis rectis ; 



