342 MR. H. W. BATES ON FORMOSAN COLEOPTERA. [June 12, 



pi. 8. f. 9) ; head distinctly longer behind the eyes, but similar in 

 outline ; thorax rather more abruptly narrowed anteriorly, smooth 

 and glossy violet (together with the head), and having very few 

 punctures, with sides greyish hirsute. Elytra gradually widening 

 from base to apex, clear dark blue, becoming greenish towards the 

 suture, uniformly closely and distinctly punctured ; apex transversely 

 sinuate truncate, rounded exteriorly and sinuated near the suture ; 

 sutural angle forming a distinct tooth. 



The other species of Cicindelidce in the collection are — 



C. punctatisstma, Schaum. 

 Found also at Amoy. 



C. niveicincta, Chevr. 

 A Hong Kong species. 



C. aurulenta, Fab. 



A widely distributed species in South-eastern Asia. 



C. semivittata, Fab. 



Also widely distributed, from India to Celebes and the Philippines. 



C. sexpunctata, Fab. 



Found also in India and the Philippines. 



Carabid.e. 

 Chl^nius (Diapheropsophus) swinhoei. 



Bobustus, supra niger opacus, creberrime punctatus ; elytris sin- 

 gulis paulo ante medium macula magna transversa fulva, striatis, 

 striis vix distinete punctatis ; antennis medio dilatatis, arti- 

 culis tribus basalibus rufis ; tibiis anticis et intermediis basi 

 extus flavo-testaceis. 

 Long. 8| lin., <S . 



Robust, and with stout, moderately short legs. Head large, con- 

 tracted behind, the eyes (which are prominent) closely punctured, 

 slightly shining, black ; labrum, palpi, and antennae, except the three 

 rufous basal joints, black. Thorax quadrate, with the sides regularly 

 rounded and hind angles indistinct, as wide in the middle as the base 

 of the elytra, very closely and coarsely punctured, dull black , longi- 

 tudinal line distinct anteriorly ; basal depressions elongated and 

 shallow. The elytra are striated, and the striae scarcely perceptibly 

 punctured, except near the base. The fulvous spot of the elytra has 

 its posterior edge in the middle of the elytra, and extends from the 

 eighth to the third interstice inclusive, widest on the sixth, and very 

 narrow on the third. Body beneath shining black, coarsely punc- 

 tured on the sides ; legs black, basal half of anterior and middle 

 tibiae on the outside flavescent. 



This species differs from C. (Diajih.) mellyi (Chaudoir), an Indian 





