LoisraicoRN beetles of japan. 245 



basi griseis, scapo griseo et fusco-piperito, art. undecimo prsece- 

 denti S pauUo, $ dimidio, breviori; thorace vix insequali, lateri- 

 bus leviter rotundatis, sparsim punctulato ; eljtris subtilius quam 

 in M. nebtilosa punctulatis ; pedibus griseis nigro-annulatis sicut 

 in M. nehulosa. Long. 12-16 millim. S $ . 

 Kobe. 



Mesosa senilis, n. sp. 



M. nehulosa; quoad formam similis, sed pauUo magis elongata, 

 canescenti-griseo tomentosa, thoracis vittis duabus angustis (s^pe 

 obsoletis), elytrorum vitta curvata subhumerali, macula longepost 

 medium marginali maculisque suturalibus discoidalibusque (sgepe 

 deficientibus) nigris. Antennis griseis, articulis 3-lOapice bre- 

 viter infuscatis, 6 corpore dimidio longioribus, articulo undecimo 

 6 elongato precedenti sublongiori, $ prsecedenti breviori ; tho- 

 race sicut in M. nehulosa insequaU ; scutello toto griseo ; elytris 

 sparsim punctatis, punctis nigris. Long. 11-12 millim. S $ • 



Junsai ; Oyama ; Sapporo. 



Varies much in the number and distinctness of the black spots 

 and marks ; the hoary laid pubescence is sometimes thin and 

 coarse, and then seems to cover the black marks. In some 

 examples the prevailing colour is light brownish-grey instead 

 of light grey. 



Mesosa pcecila, n. sp. 



Elongato-oblonga, erecte nigro-pubescens, griseo- vel ochraceo- 

 griseo tomentosa tota nigro-piperita, fascia undulata elytrorum 

 longe post medium (suturam hand attingenti) maculisque 2-3 

 marginalibus prope humerum, nigris. Capite inter antennas pro- 

 fundius quam in M. nehulosa concavo ; thorace relative parvo, 

 juxta basin angustato, dorso hand, tuberculato sed antice trans- 

 versim depresso ; scutello griseo, lateribus nigris ; elytris punc- 

 tulatis; antennis griseis, articulis omnibus apice nigris, $(?)art. 

 undecimo precedenti dimidio breviori ; pedibus griseis nigro- 

 maculatis. Long. 13-17 millim. 



Nikko ; Junsai. 



Mesosa cbibeata, n. sp. 



Parva, oblonga, erecte pilosa, griseo-fusea tomentosa, elytro- 

 rum fasciis duabus latis (altera recta basali, altera post median a 

 undulata) atrofuscis. Capite inter antennas parum concavo ; 

 thorace brevi cylindrico, supra sequali, sparsim grosse punctato ; 



