BY FREDERICK A. A. SKUSE. 



139 



Fig. 41. 

 Fig. 42. 



Fig. 43. 

 Fig. 44. 

 Fig. 45. 

 Fig. 46. 

 Fig. 47. 

 Fig, 48. 

 Fig. 49. 

 Fig. 50. 

 Fig. 51. 

 Fig. 52. 



Male forceps of Acracantha Sydneyensis; 41a, side-view. 



antenna of ,, monticola. 



forceps of Ischnotoma serricornis, 

 par. 

 ,, ,, rubriventris. 



antenna of ,, p"^* viewed from beneath. 



Terminal joints of tarsus of Holorusia conspkabilis { S ) 

 Head of Macromastix costalis (<? ), viewed from side. 

 Terminal joints of tarsus of M. costalis ( c? )• 

 Male forceps of M. costalis. 

 Rostrum of M. constricta, viewed from above. 

 Head of M. Mastersi ( S ), viewed from side. 



