188 THE INSECTS OF GAYNDAH, 



tral black vifcta in the female. Elytra dark red with the suture 

 and lateral margin behind black, subnitid, rather rugosely punc- 

 tate, and deeply striate with the interstices much rounded. 

 Under surface and legs black, excepting the lower surface of the 

 fore thighs and tibiee and the ungues of the tarsi which are red. 



The male of this species resembles my P. tnarginipennis, and 

 the female my P. inarginatus, it differs from both in having the 

 head and thorax more coarsely punctured, and in the elytra 

 being punctate and entirely destitute of any silky gloss or velvety 

 textui'e. 



366. — DiPHQCEPHALA AUROLiMEATA, Blanch. Gat. Gull. 

 Ent. 1850,pa^e99. 



367. — M^CHIDIUS VARIOLOSUS. n. sp. 

 Length 4| lines. 

 Piceous brown, subnitid, densely punctate, and clothed with 

 erect soft reddish brown hairs. Head slightly emarginate and 

 reflesed in front. Thorax with the anteinor angles slightly ad- 

 vanced and rounded, and the posterior acute. Elytra closely 

 covered with series of elongate oval variolous punctures each 

 with an erect soft hair at its anterior margin, and with the alter- 

 nate interstices a very little broader than the others. Legs 

 piceous red. 



368.— Ma^CHIDIUS OBSCURUS. n. sp. 

 Length 6| lines. 

 Black, opaque, densely variolous, punctate and setose. Head 

 much reflexed and slightly emarginate in front. Thorax roughly 

 granulose, and shallowly bifoveate near the sides, with the 

 median line lightly marked and the sides near the posterior angles 

 obliquely narrowed, and very slightly emarginate. Elytra closely 

 covered with regular rows of elongate variolous punctures, each 

 with a very short decumbent yellow seta at its anterior margin. 

 Body beneath piceous black, subnitid and densely punctate. 



369. — MjEChidius rugosicollis. n. sp. 

 Length 4| lines. 

 Brownish black, opaque, densely variolous, punctate and 



