88 



Arthrolips lepidus. 



(Sacium) Itpidum, Le Coute, Pioc. Ac. Nat. Sci. Philad. vi. p. 1-14, 1852. 



L. c. i"^. lin. = l mm. — Subovalis, postice sat atteuuatus, modice convexus, sat 

 nitidus, coufertim et minutissime puuctatus, rufo-piceus, pronoto et macula lata 

 luiiiitii pone media apiceque elytrorum rufis ; pronoto parvo, rufo, antice ovaliter 

 lotundato, retiexo et pellucido, coufertim et miuute punctate, inteistitiis glabris, 

 linea basali leviter impressa, margine basali vix siuuata, angulis obiusis ; elijtris 

 pronoto parum latioribus, duplo longioribus, prope media latissimis, confertim et 

 minutissime punctatis, ruto-|aceis, macula lata lunatii pone media tlavescenti, 

 apicibus rufis, lateribus leviter marginatis, apice fere integra, angustata, atten- 

 uato ; ubdomine miuime exserto, flavesceuti ; pedibus atque anteuuis brevibus, 

 Isete flavis. 



Body suboval, attenuated posteriorly, moderately convex, rather shining, closely 

 and very minutely punctured, rufo-piceous, with the thorax, a broad luuate 

 spot behind the middle, and the apex of the elytra rufous or tiavescent. 



Head flavescent ; eyes moderate ; antennae bright yellow. 



Thorax small, rufous, ovally rounded, reflexed and pellucid in front, closely and 

 minutely punctured, with the interstices smooth, basal line faint, basal margin 

 scarcely sinuated, with the angles obtuse. 



Sciitelluiit rather largo, rounded at the apex. 



Elytra rather broader and twice longer than the thorax, widest near the middle, 

 closely and very minutely punctured, rufo-piceous, with a broad lunate 

 flavescent spot beyond the middle, sides slightly margined, apex attenuated, 

 almost entire, red. 



Abdomen very little exposed, flavescent. 



L(';/s short, bright yellow. 



Under parts flavescent. 



Differs from others in its small size, attenuated form, ornamental colour, and line 

 sculpture. 



Habitat, North America. Found in the United States. 



Arthrolips ruflthorax. 



A. rajithorar, Du Val, Gen. Col. Eur. ii. p. 232, pi. 56, fig. 278, 1859. 



L. c. y*g lin.=l mm. — Ovalis, convexus, nitidus, castaneus, pronoto rufescenti, 

 pilis aureis vestitus, sat confertim punctatus ; pronoto sat magno, rufescenti, antice 

 ovaliter rotundalo, reflexo, atijue pellucido, modice, sat confertim punctato, iuter- 

 stitiis glabris, nitidis, liuea basali indistincta, margine basali fere recta, angulis sat 

 acutis ; elytris pronoto vix latioribus, plus quam sesqui longioribus, ante media 

 latissimis, profunde et coufertim punctatis, interstitiis glabris, nitidis, striii suturali 

 sat profunda, lateribus leviter marginatis, apicibus obtusis, rufescentibus ; pygidio 

 castaneo ; pcdibus atque autennis rohustis, Iffite flavis. 



Body oval, convex, rather closely punctured, shining, caslaueous, with the thorax 



rufesceut, clothed with short golden hair. 

 Head yellow ; eyes yellow, not prominent ; antennas robust, bright j'ellow. 

 Thorax rather large, rufesceut, ovally rounded, reflexed and pellucid in front, 



moderately and rather closely ]iunctured, with the interstices smooth and 



shining, basal line indistinct, basal margin nearly straight, with the angles 



rather acute. 

 Scutelluin rather large, rounded, and distinctly punctured. 



