the Elatcrifla3 of Japan. 47 



Megapenthes versipellisy sp. n. 



Niger, fulvo-pxiboscens, cJ thoraco uigro, $ thorace rut'o ; clytris 

 riavo-maculatis, apico obtuse productis ; antennis nigris ; pcdibus 

 flavis. 



L. d Q-H, $ 6^7 miU. 



Black, ratlier opaque, with tawny pubescence. 



^ . The liead and thorax bhick and closely punctured, 

 latter gradually widening out to base, posterior angles some- 

 what acute ; the elytra, striae line and obscurely punctulate, 

 interstices rugose, at the base and extending over rather more 

 than one third of the elytral length is a yellow fascia, which 

 leaves the humeral angle and two interstices next the scu- 

 tellum black, and in extending backwards it is narrowed in 

 the middle on the first to fourth interstices, between the 

 middle of the dorsum and the apex is a small transverse 

 yellow spot, the apices arc obtusely produced at the ends of 

 the fourth to fifth interstices. 



? . Thorax bright red and convex ; the elytral fascise 

 wider and more conspicuous than in the male; the antenna3, 

 joints 2 and 3 small and equal, 4-10 serration Avell-marked in 

 both sexes, but especially strong in male ; the legs pale in 

 both sexes. 



The male varies much more in colour than the female ; in 

 one male the elytral markings are almost obliterated. 



IJab. Chiuzenji, Kashiwagi, Junsai, Sapporo, and Otaru, 

 in flowers of Sambucus and Angelica. Sometimes abundant. 



Megapenthes ornatus, sp. n. 



Niger, nitidus, grisco-pubescens ; thorace vix dense punctato ; 



elytris macula humerali alteraque ultra medium, pedibusque 



testaceis. 

 L. 5 miU. 



Black, shining, with greyish pubescence ; the head rugosely 

 punctured • the thorax narrowest anteriorly, gradually but 

 very moderately widening to the base, hind angles short but 

 acute, surface rather thickly but not closely punctured, punc- 

 tures in places running into transverse rows ; the elytra, 

 stride fine, scarcely punctured, interstices rugose, humeral 

 angle and the base up to the second interstice yellow, the spot 

 extending backwards for about a fourth of the elytral length, 

 about the middle of its course it is encroached upon by the 

 third and fourth interstices being dark-coloured, behind the 

 middle there is a small spot on the fifth, sixth, and seventh 

 interstices; the auteunie, three basal joints reddish brown, 



