6 ARKIV FÖR ZOOLOGI. BAND 14. N:0 15. 



Related to the Onebala group, and perhaps particularly 

 to the African Ptilothyris. The antennae are unique in 

 structure. 



28. Sisyrodonta ochrosidera n. sp. — cT 17 mm. Head, 

 palpi, and antennae yellow-ochreous. Thorax dark indigo- 

 fuscous. Abdomen påle ochreous. Forewings elongate-oblong, 

 costa gently arched, apex rounded-obtuse, termen rounded, 

 somewhat oblique; dark indigo-bhie-fuscous; a rather broad 

 irregular yellow-ochreous median fascia not quite reaching 

 costa or dorsum; a rather large yellow-ochreous spöt on costa 

 at */r), and smaller irregular one on dorsum opposite: cilia påle 

 yellow-ochreous. Hindwings and cilia påle yellow-ochreous. 



N. W. Australia: Kimberley district. — 1 ex. Type 

 Mus. Stockholm. 



Cosmopterygidae. 



29. Trachydora chrysodoxa Meir. — 1 ex. Queensland 

 Herberton. 



Oecophoridae. 



30. Macrohaihra ruhicundella Walk. — 1 ex. N. W. 

 Australia: Kimberley district. 



31. Borkhaiisenia diaxesta n. sp. — ^ 1" nim. Head 

 and thorax light greyish-ochreous. Palpi whitish, second 

 joint suffused with grey, terminal joint dark grey anteriorly. 

 Forewings elongate, costa gently arched, apex rounded-obtuse, 

 termen very obliquely rounded; light greyish-ochreous, costal 

 edge whitish-ochreous, towards base extreme edge dark fus- 

 cous: cilia whitish-ochreous. Hindwings grey; cilia whitish- 

 ochreous. 



Queensland: Herberton. — 1 ex. Resembles some uni- 

 colorous species of Eidechria, but is narrower-winged, and 

 termination of vein 7 of forewings is truly costal. Type 

 Mus. Stockholm. 



32. Tricliomoeris heterochrysa n. sp. — J* 12 mm. Head 

 and thorax dark purple-fuscous, face coppery-bronze. An- 

 tennal cilia tions 272- Palpi påle bronzy-ochreous, anteriorly 

 suffused with dark grey. Abdomen dark fuscous. Forewings 



