121 



Thorax moderate, ovally rounded, but not reflexed in front, slightly margined, 

 almost impunctate, very shining, basal margin slightly sinuated, with the 

 angles very acute and much produced. 



Scutellum large and much rounded. 



Elytra not broader, but one-half longer than the thorax, widest at the shoulders, 

 closely but not deeply asperate, with the interstices shining, sutural stria 

 distinct, sides straight and margined, extremities broad and rounded. 



Abdomen with the pj'gidium exposed, castaneous. 



Legs moderate, yellow. 



Under parts castaneous, head and prothorax paler. 



Differs from .S. lateralis in its shorter and broader form, finer sculpture, and in the 

 enlargement of the sixth joint of the antenna. 



Habitat, South America. Found in Chili. 



Sericoderus pubipennis. 



S. pubipennis, Sharp, Trans. R. Dublin Soc. iii. p. 128, 1885. 



L. c. /y lin. = '87 mm. — Obeonicus, convexus, nitidus, rufo-testaceous, pilis 

 aureis vestitus ; pronoto sat brevi, semiovali, fere impunctato, nitidissimo, margine 

 anteriori vix reflexa, margine basali profunde sinuata, scutellum versus producta, 

 angulis acutis, valde productis ; elytris sat longis, pronoto vix latioribus, fere duplo 

 longioribus, postice parum attenuatis, profunde et sat confertim punctatis, inter- 

 stitiis nitidis, lateribus fere rectis, apicibus latis, modice rotundatis ; pcdibus atquo 

 antennis flavis, harum clavis piceis. 



Head small, dusky. 



Thorax semioval, rather short, almost impunctate, very shining, with the anterior 



margin scarcely reflexed, basal margin deeply sinuated, produced towards the 



scutellum, with the angles acute and much produced. 

 Scutellum large, rounded. 

 Elytra rather long, slightly attenuated posteriorly, scarcely' broader but nearly twice 



longer than the thorax, deeply and rather closely punctured, with the interstices 



shining, sides nearly straight, apex broad, moderately rounded. 

 Abdomen flavescent. 

 Legs bright yellow. 

 Differs from S. lateralis in its longer pubescence, more deepl}' asperated elytra, and 



dark club of the antennae. Probably a local race. 

 Habitat, Maui, Sandwich Islands. 



Sericoderus fulvicoUis. 



S. fulvicoUis, Eeitter, Mitth. Miinch. Ent. Ver. i. p. 126, 1877. 

 S. australis, Matthews, Ann. and Mag. Nat. Hist., 1887, p. 108. 



L. c. j% lin. = 1 mm. — Subolongus, brevis, convexus, nitidus, pilis brevibus 

 flavis sat dense vestitus, pronoto aurantiaco, elytris piceo-castaneis ; pronoto modico, 

 antice ovaliter rotundato et leviter reflexo, punctis exiguis remotis impresso, 

 interstitiis levissime alutaceis, nitidissimo, margine posteriori, profunde sinuata, 

 angulis longe i^roductis, acutissimis ; elytris pronoto haud latioribus, plus quam 

 sesqui longioribus, ad humeros latissimis, confertim et profunde asperatis, obscure 

 castaneis, stria suturali profunda, lateribus marginatis, fere rectis, apicibus latissimis, 

 modice rotundatis ; pygidio minime exserto ; pedibus modicis, l^ete flavis ; antennis 

 robustis, obscure flavis, articulis 4 et 6 iucrassatis. 



Body suboblong, short, convex, and shining, rather closely covered with short yellow 

 hair. 



