40 



2. Forewings irrorated witli linear blackish scales. 



27. setiotricha. 



U j^Q^ u u u u u 



26. unipunctana. 



26. Mar. unipunctana, Don. 



(Tortrix unipunctana, Don., Ins. N. Holl. ; Maroga gigantella, 

 Walk. 827.) 



Both sexes 3 9-7 4mm. Head in male ochreous-white, in female 

 light ochreous. Palpi dark fuscous, second joint more or less 

 ochreous beneath. Antennai dark fuscous. Thorax in male 

 ochreous-white, in female light greyish-ochreous or fuscous. Ab- 

 domen dark fuscous, sides and margin of segment and anal tuft 

 deep orange. Legs dark fuscous, middle and posterior tibiae 

 orange, posterior tarsi in male white. Forewings oblong, costa 

 in male slightly, in female gently arched, apex obtuse, hind- 

 margin rather obliquely rounded ; in male shining snow-white, in 

 female pale whitish-grey or light fuscous ; a black dot in disc 

 *xt ^, variable in size, sometimes almost obsolete : cilia in male 

 white, in female whitish or pale fuscous. Hindwings in male 

 white, sometimes greyish-tinged on inner margin, in female 

 fuscous, darker towards inner margin ; cilia in male white, in 

 female fuscous or whitish-fuscous, sometimes becoming white 

 around apex. 



Duaringa and Brisbane, Queensland ; Newcastle and Sydney, 

 New South Wales ; Melbourne, Victoria ; Mount Lofty, South 

 Australia ; Geraldton, West Australia ; common, from October 

 to December. Larva residing in a barricaded tunnel in stems of 

 Acacia clecurrens, A. longifolia, and other species of the genus, 

 carrying in leaves or phyllodia for food, in September. 



27. Mar. setiotricha, n. sp. 



Both sexes 5 6-6 6mm. Head and thorax pale greyish-ochreous. 

 Palpi dark fuscous. Antennae grey. Abdomen dark purplish- 

 fuscous, sides and anal tuft orange. Legs dark fuscous, middle 

 and posterior tibisB orange, posterior tarsi suffused with white 

 towards apex of joints. Forewings elongate-oblong, costa almost 

 straight, apex obtuse, hindmargin nearly straight, somewhat 

 oblique, rounded beneath ; grey-whitish, strewn with numerous 

 long tine linear blackish scales ; a blackish dot in disc at -| : cilia 

 white, base with a few fuscous and dark fuscous scales. Hind- 

 Avings in male iridescent whitish, in female fuscous, darker to- 

 wards base, apex paler; cilia white, in female more or less infus- 

 cated towards base. 



Duaringa, Queensland ; two specimens received from Mr. G, 

 Barnard. 



