72 



Thorax large and broad, ovally rounded and abruptly reflexed in front, sides slightly 

 contracted towards the base, deeply and closelj' punctured, with the interstices 

 smooth and .shining, basal line faint, basal margin moderately sinuated, with 

 the angles rather acute. 



Sciitellnm large, triangular, and punctured. 



Elytra scarcely broader, but one-half longer than the thorax, widest at the 

 shoulders, deeply and closely punctured, with the interstices smooth and 

 shining, sutural stria moderate, sides very broadly margined, extremities very 

 slightly rounded. 



Abdomen with the pygidium exposed and paler. 



Legs long, yellow, with third joint of the tarsi distinct. 



Under purls rufo-ferruginous, with the mouth and apical segments of the venter 

 paler. 



Differs from all other species in its broad oval form, large thorax, long legs, and 

 robust and peculiarly formed antenna. 



Habitat, the Atlantic Islands. Found in JIadeira by Mr. 'Wollaston. 



Sacium aureum, sp. n. 



L. c. lA— fii lin- = 1'63-1"75 mm.— Oblongo-ovale, valde convexum, nitidulum, 

 modice et distincte punctatum, liBte flavum, pilis aureis sat dense vestitum ; pronoto 

 modico, antice ovaliter rotundato et modice reflexo, flavo, modice punctate, interstitiis 

 glabris, nitidis, linea l)asali obsoleta, margine basali leviter sinuata, augulis sat 

 acutis ; cli/tris fiavis, pronoto baud latioribus, duplo longioribus, prope humeros 

 latissimis, modice et remote punctatis, interstitiis glabris, nitidis, stria suturali 

 distincta, lateribus leviter marginatis, apicibus valde rotundatis ; abdomiue flavo, 

 longius exserto ; pedibus longis, fiavis ; autennis modicis, obscuris, articulo septimo 

 incrassato, octavo minuto. 



Jiody oblong-oval, very convex, moderately shining, moderatelj' and distinctly 

 punctured, bright yellow, rather thickly clothed with golden hair. 



Head small, dusky ; eyes small, not prominent ; antenna; moderate, dusky, seventh 

 joint incrassate, eighth minute, clul} much incrassate. 



Thorax moderate, ovally rounded, and moderately reflexed in front, yellow, 

 moderately punctured, with the interstices smooth and shining, basal line 

 obsolete, basal margin slightly sinuated, with the angles rather acute. 



Sctitellum small, rounded. 



Elytra yellow, twice longer, but not broader than the thorax, widest near the 

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

 shining, sutural stria distinct, sides slightly margined, extremities very much 

 rounded. 



Abdomen yellow, much exserted. 



Le;is long, j-ellow. 



Under parts castaneous, finely and closely punctured, and thickly clothed with hair. 



Differs from all other species in its uniform bright yellow colour, dark antennte, 

 and the peculiar sculpture of the elytra. 



Habitat, South America. Found in Brazil, near Blumenau, and sent to Hr. Reitter. 



Sacium rufulum, sp. n. 



L. c. ^;t lin. l'()3 mm. — Ovale, convexum, nitidulum, sat profunde punctatum, 

 rufum, pilis aureis dense vestitum ; pronoto magno, antice ovaliter rotinidato, valde 

 reflexo, et pellucido, sat profunde et sat remote punctato, interstitiis glabris, nitidis, 

 linea basali distincta, margine basali leviter sinuata, angulis fere rectis ; eli/tris 



