ANNALS OF THE QUEENSLAND MUSEUM. 
ARIATHISA CEL.ENICA n. sp. 
[/ceAaiviKos, dark.] 
$. 24mm. Head and thorax dark-fuscous with scattered 
whitish scales, more numerous in head and tegula?. Palpi whitish, 
with some dark-fuscous irroration on outer side. Antennae pale- 
f-uscous. Abdomen ochreous-whitish with scanty fuscous irroration. 
Legs whitish with scanty fuscous irroration ; anterior tibia? and 
tarsi dark-fuscous annulated with ochreous- whitish. Eorewings 
elongate-triangular, rather narrow, costa scarcely arched, apex 
rounded, termen obliquely rounded ; dark-fuscous, markings brown- 
whitish ; some very short costal strigula?; lines blackish, dentate, 
very fine, and indistinct, preceded and followed by some brown- 
whitish scales ; first at \ ■ second from f costa very obliquely 
outwards, then bent and continued to f dorsum ; orbicular small, 
round, and inconspicuous; reniform well developed, consisting of 
two brown-w r hitish streaks divided, except at costal end, by a fine 
dark line, the posterior streak is semilunar and its dorsal extremity 
is prolonged into a short acuminate process; a fine blackish terminal 
line ; cilia dark-fuscous mixed with brown-whitish Hindwings 
with termen scarcely sinuate ; whitish ; veins, costal, and terminal 
areas irrorated with pale-fuscous ; cilia whitish with a pale-fuscous 
sub-basal line. Underside of forewings fuscous-whitish ; of hind- 
wings whitish with a few pale-fuscous scales. 
Type in Coll. Lyell. 
Y s 8ea Lake, in April ; one specimen received from Mr. 13. 
Groudie. 
ARIATHISA OCHROPEPLA n. sp. 
[toxpo7r€7r\.os, with pale coat.] 
(J. 26 mm. Head ochreous-whitish with a few fuscous scales 
on frons. Palpi whitish-ochreous ; external surface of first joint 
and basal f of second joint dark-fuscous. Antenna? ochreous- 
whitish ; ciliations in $ f. Thorax ochreous-whitish. Abdomen 
ochreous-whitish with a few scattered pale-fuscous scales. Legs 
ochreous-whitish. Forewings elongate-triangular, costa nearly 
straight except at extremities, apex rounded, termen scarcely 
oblique, rounded beneath ; grey-whitish, markings dark-fuscous ; 
a spot at base ; traces of a sub-basal line ; a dentate line at \ 
interruptedly indicated ; a second interrupted dentate line from 
