BY E. MEYRICK, B.A., F.E.S. 777 



119. Hydr. stelotis, n. sp. 



(J 9. 32 mm. Head orange, with small dark fuscous spot 

 between antennae. Thorax blackish. Antennae black, apex white. 

 Abdomen orange, segments narrowly black at base, anal segment 

 wholly black. Fore wings blackish ; spots moderate, orange ; first 

 subquadrate ; second suboblong ; third oblique-transverse ; fourth 

 small, rather elongate, connected by a similar spot with fifth ; 

 fifth small, subcordate, lower section smaller. Hindwings blackish, 

 spots orange ; first rather large, roundish, reaching inner margin ; 

 second small, nearly or quite touching first in disc. 



Cooktown, Queensland ; two specimens (Coll. Macleay). 



120. Hydr. pyrrhodera, n. sp. 



$ 9. 22-25 mm. Head black, face orange, collar and back of 

 crown reddish-orange. Antennae black, tip white. Thorax black, 

 a posterior spot and a small spot on patagia in middle orange. 

 Abdomen deep orange, base of segments blue-black, ventral 

 surface mostly black throughout, anal segment wholly blue-black. 

 Forewings black, spots rather small, semitransparent, colourless ; 

 first roundish ; second larger, subtriangular ; third diamond- 

 shaped ; fourth elongate, posterior extremity often surmounted by 

 a dot ; fifth roundish ; rarely a small additional spot between 

 fourth and fifth. Hindwings black ; spots semitransparent, 

 colourless ; first moderate, irregular, not quite reaching base or 

 margins, intersecting veins dull orange ; second with upper section 

 very small or absent, lower moderate, oval. 



Thursday Island, Torres Straits ; Cape York, Cooktown, and 

 Cairns, Queensland ; nine specimens (Coll. Lucas and Macleay). 



121. Hydr. hyalota, n. sp. 



£. 32 mm. Head orange, with a blackish spot between antennae. 

 Antennae and thorax black. Abdomen orange, base of segments 

 narrowly greenish-black, anal segment wholly greenish-black. 

 Forewings greenish-black ; spots moderate, hyaline, colourless ; 



