INSECTS. 457 



lougitudinally striated ; beneath : a ferruginous spot, more or less 

 visible, in the middle of all the segments, which are strongly 

 pvmctured. 



Hub. Western Australia (Champion Bay). 



In Coll. Brit. Museum. 



PLATE XLIII. Fig. 3. 

 THYNNUS OONSPIGUUS, Smith. 



Length 12 lines. Luteo-testaceous, with the apex of the abdo- 

 men black. The antenna, ocelli, and tips of the mandibles 

 black ; the scape yellow in front. Thorax shining ; the wings 

 dark fuscous, the apical margin of the anterior pair, and the 

 posterior margin of second pair, subhyaline ; the legs slightly 

 ferruginous, the intermediate and posterior tarsi, except the base 

 of the first joint, black. Abdomen beneath, and the four apical 

 segments above, black ; the fourth segment with two small trans- 

 verse yellow spots ; the fifth segment has sometimes two smaller 

 spots of the same colour ; the seventh segment longitudinally 

 striated above. 



Hab. North-West Coast of Australia. 



In Coll. Brit. Museum. 



PLATE XLIII. Fiu. 4, g. 

 THYNNUS PULCHBALIS. 



(Smith, Cat. Hym. h^. Pt. VII. Appendix, p. 68.) 



Hab. Adelaide. In Coll. Brit. Museum. 



