71 



Sacium Walkeri, sp. n. 



L. c. Yi lin. = 1"63 mm. — Elongato-oblongum, sat depressum, nitidulum, pilis 

 pallidis brevissimis sparse vestitum, profiinde punctatum, obscure castaneum, 

 elytris dilutioribus ; cajnte parvo, piceo, oculis modicis, castaneis ; proiwto magno, 

 antice dilatato, postice contracto, obscure castaueo, maculis duabus translucidis ad 

 marginem anteriorem notato, profunde et sat remote punctato, interstitiis glabris, 

 nitidis, lateribus profunde marginatis, pone media latissimis, basim versus contractis, 

 depressione basali profunda, margine basali rellexa, profunde sinuata, angulis fere 

 rectis ; elytris longis, pronoto bis longioribus, paulo latioribus, prope media 

 latissimis, testaceo-pallidis, modice punctatis, interstitiis glabris, nitidis, stria 

 suturali distinctii, lateribus marginatis, a])icibus rotundatis ; abdomine nigro- 

 piceo, sat exserto, aj^ice obtuso ; pedibus sat longis, piceis ; antennis modicis, piceis, 

 funiculo dilutiori. 



Body oblong-elongate, rather depressed, moderately shining, thinly clothed with 

 short pale hairs, deeply punctured, dark castaneous, with the elytra paler. 



Head small, piceous ; eyes moderate, castaneous ; anteunse moderate, piceous, with 

 the intermediate joints paler. 



Thorax large, dilated in front and contracted behind, dark castaneous, with two 

 translucent spots in front, deeply and rather remotely punctured, with the 

 interstices smooth and shining, sides strongly margined, widest behind the 

 middle, contracted towards the base, basal depression deep, basal margin 

 reflexed, strongly sinuated, with the angles nearly right angles. 



Saitelluiii rather large, semioval, and punctured. 



Elytra long, twice longer and slightly broader than the thorax, widest near the 

 middle, pale testaceous, moderately punctured with the interstices smooth and 

 shining, sutural stria distinct, sides margined, extremities rounded. 



Abdomen nigro-piceous, moderately exserted, aj^ex obtuse. 



Legs rather long, piceous. 



Under parts jjiceous, with the mesosternum yellow. 



Differs from others in its large size, oblong form, large peculiarly shaped thorax, 

 and long testaceous elytra, ; the testaceous colour of the elytra may be caused 

 by immaturity. 



Habitat, Australasia. Found at Albany, W. Australia (J. J. Walker). 



Sacium Maderse. 



S. Madera, Kraatz, Berlin. Zeit. xii. p. 283, 1869. 

 Clypeaster pusillus, WoU. Insect. Mader. p. 474. 



L. c. fg— }| lin. = 1-37-1-50 mm. — Ovale, latum, modice convexum, rufo- 

 castaneum, pilis flavescentibus vestitum, totum profunde et confertim punctatum ; 

 proitoto magno, lato, antice ovaliter rotundato, et abrupte reflexo, basim versus 

 leviter contracto, profunde et confertim punctato, interstitiis glabris, nitidis, linea 

 basali leviter impressa, margine basali modice sinuata, angulis sat acutis ; elytris 

 pronoto vix latioribus, sesqui longioribus, ad humeros latissimis, profunde et 

 confertim punctatis, interstitiis glabris, nitidis, stricl suturali modicil, lateribus late 

 marginatis, apicibus minime rotundatis ; pygidio dilutiori; pedibus longis, flavis ; 

 antennis robustis, sat brevibus, flavis, clavis obscuratis, articulis 4-8 brevissimis, 

 transversis, gradatim dilatatis, 9 sequentibus multo majori. 



Body broadly oval, moderately convex, rufo-castaneous, clothed with yellow hair, 



deeply and closely punctured throughout. 

 Head rather large ; eyes moderate ; antennas short and robust, yellow, with the 



club dusky, with joints 4-8 very short, transverse, and gradually increasing in 



width on both sides, 9 much larger than 10 or 11. 



