34 i;kc()i;i>s of the austijaliax .Mi:!<Kr.M. 



9. The white spot on the thorax conspicuous, the bhick centre stripe of scutelluni 



not extending on to thorax iiiontanns. 



The white spot on thorax obscure or absent, the bhick stripe of scutelluni 

 extends on to thorax montanus var. u. 



10. Abdominal median stripe interrupted at posterior margin of segments, not 



reaching ajDex ; a pair of lateral stripes more or less complete 



mirabilis ? . 



Abdominal stripe entire, not interrupted, sometimes not reaching apex of 

 a V ) d o m e u 11- 



11. Thorax yeUow, with three broad black stripes, aV)domeu with one median 



black stripe d istinclus. 



Thorax black, with broad reddish yellow stripe occupying half its width ; 

 abdomen with one median and two lateral black stripes J'alvus ? . 



12. Abdomen twice as long as wide, sides parallel ; black species with partly 



yellow antenna' ; a median broad grey stripe on thorax ; basal segment 

 of abdomen with a little grey tomentum tillyardi. 



Abdomen not nuich longer than wide, sides never parallel, generally conical... 



13. 



VS. Abdomen shining reddish broA\Ti ; pubescence largely red claripennis. 



Abdomen shining black 14. 



14i. Wings obscure fuscous, without markings ; no red pubescence fusconiger. 



Wings yello w 15. 



15. Wings with posterior border and some incomplete bands black. Thorax black 

 with two broad, closely adjacent yellow stripes deiiqueti, sp. noi\ 



Wings with one sub-apical blotch black ; thorax with one broad reddish yellow 

 stripe .falv us J . 



PeLECORHYNCHDS IGNICULDS, Hardy. 

 (PI. ix., fig. 1.) 

 Pelecorliijiichns ijniculns, Havdy, Proc. Roy. Soc. Tas., 1917 (1918), p. 64. 

 Tijpes. — Holotype and allotype in the Australian Museum. 



PeLECOKHYNCHUS AldiOLINEATUS, llardij. 



(PI. ix., Hg. 4.) 



Velccorhijiiclins ((lljoliiic.atns, Hard}', Proc. Roy. Soc. Tas., 1917 (1918), 

 p. 64. 



Ti/jieH. — Holotype, allotype and paratype (?) in the Australian 

 Museum. 



PeLECORHYNCHDS MONTANUS, JLinhf. 

 (PI. ix., Hgs. 2, H.) 



l'elei-(irlii/iirjni!! t'rlstitlnidi'S var. inoiitmnig, Hardv, Pmc. Ivov. Soc. Tas., 

 1916 (1917), p. 269. 



i'decorlitjnchus luontanag, Hardy, Luc. cit., 1917 (l9lb), ]). 65. 



