THONIUS. 105 



AulacocMlus violacens. 



Triplax viol area, Germ, Tns. Spoc. Nov. GIG (1824). 

 Aulacoclillus violdcetis, Lac. Erot. 251. 



. , Bcdd, Aheille, v. Vo.—An. S. E. Fr. 



1871, 284. 



Austria, Sicily. 



Aulacocliilus mediocaeruleus. 



AuJacoch/Ius mediocicruleus, Bedel, An. S. E, Fr. 1871, 285. 

 Philippines, Miiiduiias. 



Aulacocliilns japonicus.* 



Afdacochilus jajwulcas, Crotch, Ent. Mo. Mag. ix. 189. 

 Jujiun. 



Aulacocliilus (?) rhomboides.* 



Triplax rhomhoides, Montrouz. Ann. S. A(jr. Lijon. (2) vii. 74 

 (1855). 



Island of AVoodlark. 



Tliis will probably form the type of a new genus. 



Thonius, 



Lac, Erot. 252 {ti/p. pavoninus, La.c.). 



Distinct from Ci/cJonwrphus by the elongate thorax, and from 

 all others of this group l)y the coarsely granulated eyes. 



No coxal line, nieso- and meta-sternum very short ; thorax not 

 niai-gined ; ventral i)rocess strongly margined. 



(^ with an impressed point in the middle of the first ventral 

 segment. 



Thenius pavoninus. 



Thonius pavoninus, Lac. Erot. 253. 

 Columbia. 



The female differs but little from the male; Lacordaire's de- 

 scription of the female evidently ai)plies to a distinct species. 



Tlionius maculatus. 



Thonias macuhdus, Guer. Icon. E, A. Ins. 308 (1846). 

 Columbia. . 



