780 REVISION OF AUSTRALIAN LEPIDOPTERA, 



moderate, semitransparent, pale dull orange ; first very small, 

 rounded ; second trapezoidal ; third subtriangular ; fourth elongate, 

 very obscure ; fifth roundish. Hindwings blackish ; spots semi- 

 transparent, pale dull orange ; first occupying basal I, not quite 

 reaching base or costa, outer edge irregular, bisecting vein 

 blackish ; second moderate, rounded-triangular, anterior angle 

 touching first. 



Cooktown, Queensland ; one specimen (Coll. Macleay). 



127. Hydr. pyrocoma, n. sp. 



<£. 42-46 mm. Head deep reddish orange, space between 

 antennae blackish. Antennas black. Thorax black, with a small 

 orange posterior spot. Abdomen orange, base of segments black, 

 anal segment black except a very small orange spot. Forewings 

 black ; spots moderate, deep orange, thinly scaled ; first rounded- 

 quadrate ; second rounded-oblong ; third irregular diamond-shaped, 

 upper angle truncate, upper side surmounted by a small spot ; 

 fourth very elongate, surmounted by a small elongate spot, and 

 connected with fifth by a small subcrescentic spot beneath 

 posterior extremity ; fifth large, roundish. Hindwings black ; 

 spots deep orange, thinly scaled ; first large, occupyiug basal I, 

 not reaching margins, outei edge irregular, bisecting vein black ; 

 second rather large, round, upper section smaller. 



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



128. Hydr. synedra, n. sp. 



£ £. 33-41 mm. Head orange, with dark fuscous spot between 

 antennae. Antennae black. Thorax black, with a small posterior 

 orange spot. Abdomen orange, base of segments black. Fore- 

 wings violet-black ; spots moderately large, orange, thinly scaled ; 

 first rounded-quadrate ; second trapezoidal, variable ; third 

 irregular-oblong, upper angle produced and truncate, upper 

 side sometimes surmounted by a dot ; fourth very elongate, 

 sometimes surmounted by an obscure dot, connected with fifth 

 by a small subcrescentic spot beneath posterior extremity ; 



