Heterocera from the Australian Region. 407 



PLUSIODONTA, Guenee. 

 43. Plusiodonta arctipennis, n. s. 



(?. General coloration of P. thomce, Guenee, from Haiti, but 

 the metallic markings more golden, as in P. chalcitoides, from 

 Java, with which it also agrees in having metallic markings near 

 external angle of primaries ; it differs from all the described 

 species in its narrower wings; primaries reddish brown, more 

 olivacaous upon the central area, tinted with lilac at base, centre 

 of costa upon the reniform spot, and along the internal border of 

 the discal line ; ordinary lines blackish, the external line double ; 

 pattern nearly as in P. chalcitoides, the subbasal metallic patch 

 brassy mottled with ferruginous; that at external angle sharply 

 denned, quadrate, brassy, with the central ferruginous mottling 

 necked with gold; subapical biangulated fascia golden mottled 

 with ferruginous; secondaries fuliginous-brown, getting whitish 

 towards base ; fringe tipped with sordid white ; thorax chocolate- 

 brown ; head blackish ; abdomen fuliginous, whitish at base and 

 Bides ; under surface pale shining fuliginous greyish with bronze- 

 brown reflections. Expanse of wings, 82 mm. 



Sydney. 



GONOPTEKHXE. 



GONITIS, Guenee. 

 44. Gonitis samoana, n. s. 



Nearest to G. involuta of Ceylon ; primaries golden or cupreous- 

 brown, glossed with pale lilacine-pink, especially upon the median 

 vein and its branches and on the costal area at apex ; ordinary 

 lines dark brown, less irregular than usual ; outer or discal line 

 externally edged with whitish, straight from inner margin to cell ; 

 external margin dark brown ; orbicular spot represented by a white 

 dot ; reniform spot by two whitish-edged black dots placed obliquely 

 at end of cell; secondaries pale dove-brown, whitish at base of 

 costa ; fringe white-tipped ; thorax foxy brown ; abdomen dove- 

 brown, slightly reddish at base ; primaries below grey, with a rosy 

 cupreous gloss ; costal border sparsely whitish-speckled to beyond 

 the cell, where the white speckling suddenly becomes dense, and 

 forms a cuneiform apical patch separated by an oblique line from 

 the remainder of the border ; internal border creamy white ; disc 

 slightly and indistinctly striated with ash-grey ; fringe whitish- 

 tipped, black-dotted below the angle ; secondaries with the costal 

 half and external border almost to anal angle grey, with a rosy 

 cupreous gloss ; interno-median area creamy white ; fringe whitish, 

 traversed by a bronze-brown stripe ; apical area indistinctly striated 



