210 BRACHYACANTHA. 



T. glauca in Count Mniszech's collection leaves no doubt of the 

 necessity of this reunion. The blue colour of the <J is very possibly 

 accidental. 



Tiphysa. 



Muls. Spec. p. 517 (typ. plnmbea). 



Tibiae compressed ; abdominal plates complete, sub terminal. 

 Clypeus arcuato-emarginate. Eyes eniarginate, thorax not mar- 

 gined at the base. 



Tiphysa plumbea. 



Tiphysa plumbed, Muls. Spec. p. 517. 1. 



Cayenne (Dejean, Deyrolle). Mulsant appears not to have 

 known the <5 . 



(J . Bright metallic green, shining, punctuation of head and 

 thorax close ; legs, body beneath, the anterior half of the clypeus, 

 and the angles of the thorax (narrowly) orange. 



Tiphysa Egae, sp. n. 



Sub-hemispherical, ventricose, brilliant, finely, uniformly, and 

 tolerably closely punctate, thorax and elytra bright metallic 

 green ; venter orange. L. 2 2 lin. Ega (Bates). 



<J . Head (except the labrum), anterior margin and angles of 

 the thorax, legs and venter orange. 



$ . A triangular mark on the vertex and the anterior angles 

 of the thorax narrowly orange. 



Brachyacantha. 



Chevr., Dej. Cat. p. 458 (typ. dentipes). 



Clypeus truncate or slightly excavated; anterior tibiae armed 

 •with a spine ; thorax very faintly margined along the base. 



Brachyacantha sellata. 



Brachyacantha sellata, Muls. Spec. p. 522. 3. 

 Brazil ; abundant. Very variable in size ; this is the only 

 S. American species recorded as yet. 



Brachyacantha Buckleyi, sp. n. 



Rounded, sub-depressed, punctuation coarse and rather close, 

 pectus and ventral segments in the middle black, legs and upper 

 surface ivory white ; a large common discoidal orbicular patch 

 black, just cutting the base of the thorax and extending to f the 

 length of the elytra. L. 1£ lin. Ecuador (Buckley). 



Brachyacantha lepida. 



Brachyacantha lepida, Mids. Spec. p. 523. 4. 

 Mexico. Thorax hardly margined at the base. 



