HYMENOPTERA. 17 



minute yellow spot at the sides. Abdomen : a subovate yellow 

 spot on each side of the first five segments placed in the middle, 

 a larger spot on each segment at the extreme lateral margins ; 

 beneath, a transverse spot on the basal segment, a large yellow 

 macula on each side of the foiu- following segments, and a minute 

 one on the fifth. 



Hab. Australia. 



This species is closely aUied to T. variabilis and hyalinatus. 



19. Thynnus picipes. 



Thynnus ])icipes, Westw. Arc. Ent. ii. 114. pi. 77. f • 2 J . 

 Thynnus fiavilabris, Giier. Mag. de Zool. (1842) p. 8? 



Hub. Australia (King George's Sound). 



20. Thynnus Leachiellus. B.M. 



Thvnnus iuterruptus, Westw. Arc. Ent. ii. 115 (nee Klun), pi. 77. 



f . 1 c? . 

 Thynnus Leachiellus, Westw. Arc. Ent. ii. 135. pi, 83. f . 4 ? . 



Hab. Australia. 



21. Thynnus tuberculiventris. B.M. 

 Thynnus tuberculiventris, Westw. Arc. Ent. 118. pi. 76. f. 2<? . 

 Hab. Australia (King George's Sound). 



22. Thynnus dimidiatus. 



Thynnus dimidiatus, Westw. Arc. Ent. ii. 121. pi. 76. f . 5 (? . 

 Hab. Australia. 



23. Thynnus Shuckardi. B.M. 



Thynnus Shuckardi, Guer. Mag. Zool. (1842) pi. 100. f. 13<? . 

 Westw. Arc. Ent. ii. 136. pi. 83. f . 5 ? . 



Hab. Australia. 



24 Thynnus Guerinii. B.M. 



Thynnus Guerinii, Westw. Arc. Ent. ii. 137. 

 Hab. Australia. 



25. Thynnus Klugii. B.M. 



Thynnus Klugii, Westw. Arc. Ent. ii. 140. pi. 82. f . 1 <? . 

 Hab. Australia (Swan River). 



