1122 REVISION OF AUSTRALIAN LEPIDOPTERA, 



two small triangular silvery-whitish dark-margined spots on upper 

 margin of this before middle ; two or three partial series of small 

 white dark-margined spots towards costa posteriorly. Hindwings 

 yellow-ochreous. 



South Australia ; one specimen (Brit. Mus. Coll.). Probably 

 this species may vary much in markings, and the form described 

 has hardly the appearance of being typical, but the antennal 

 characters are sufficient to distinguish it. 



5. For. determinata^ Walk. 



(Elhamma determinata, Walk. Bomb. 1563.) 



(J. 58 mm. Head and thorax rather dark ochreous-fuscous. 

 Antennal pectinations 3 (obscured through mould). Forewings 

 ochreous-fuscous, with several obscure transverse series of sub- 

 confluent darker spots ; an oblique transverse silvery- white mark, 

 appearing to be composed of three small confluent spots, in middle 

 of disc, preceded and followed by a darker fuscous sufl'usion. 

 Hindwings ochreous-fuscous. 



West Australia C?) ; one specimen (Brit. Mus. Coll.). 



6. For. rufescens, Walk. 

 (Oxycanus rufescens^ Walk. Bomb. 1575.) 



(J. 60 mm. Head and thorax rather dark fuscous. Antennal 

 pectinations 2^. Abdomen suflTused with red towards base. 

 Forewings fuscous ; two or three anterior dark fuscous dots in 

 disc, and two posterior series of fuscous dots, all surrounded by 

 ochreous rings ; two silvery-white dark-margined adjacent dots in 

 centre of disc. Hindwings dull fuscous-ochreous, towards base 

 sufiused with red. 



Tasmania j one specimen (Brit. Mus. Coll.). 



7. For. niphadias, n.sp. 



(J. 47 mm. Head dark fuscous. Antennae yellow-ochreous, 

 pectinations 3. Thorax ochreous-fuscous, anteriorly darker. 

 Abdomen light brownish-ochreous. Forewings elongate, sub- 



