326 ARCTIAD^. 



h-. Abdomen oraneje. 



a^. Fore wing witli the ground-colour white.., lactinea. 

 IP. Fore wing with the ground-colour black ... negrita. 

 B. Tegulje not edged with scarlet or orange. 

 a. Fore wing with the ground-colour white. 



a^. Fore wing with the Teius not defined with 

 brown. 



a^. Patagia with black points moorei. 



b'^. Patagia witbout black points marginata. 



i'. Fore wing with the veins broadly defined by 



olive-brown onoloneyi. 



h. Fore wing with the ground-colour pale brown albistriga. 



1834. Amsacta costalis. 



Aloa costalis, Wlk. sxxi. 301 (18fi4) ; Kirbj, Cat. Het. p. 224. 



Aloa corsima, Swinh. Cat. Het. Mus. Oxon'. p. 171, pi. iv. f. 1 (1892). 



2 . Pure white ; palpi crimson at base, black at tips ; antennas 

 black ; back of Lead, edges of teguUie, stripes on shoulders, fore 

 00X89, and femora above scarlet ; patagia with black spots ; legs 

 striped with black ; abdomen scarlet, the anal tuft and ventral 

 surface white ; dorsal, lateral, and sublateral series of black spots. 

 Fore wing with scarlet costal fascia ; a small black spot at base of 

 cell ; a curved series of three antemedial spots ; spots at the two 

 angles of cell ; a postmedial series excurved below costa, then oblique ; 

 subterminal spots on costa and veins 5 and 2 aud a terminal series. 

 Hind wing with discoidal lunule ; a terminal series of spots, those 

 at veins 5, 2 and towards tornus larger and quadrate or elongate, 

 forming an interrupted band. 



Ab, 1. corsima. AVings strongly tinged with ochreous. 



Ilab. N. Australia (EJsey), 3 $ type, Port Essington, type c? 

 corsima in Mus. Oxon, Eay. 50 millim. 



1835, Amsacta gangara, 



Aloa gangara, Swinh. Cat. Het. Mus. Oxon. p. 171, pi. iv. f. 2 (1892). 



S . AVhite ; jialpi black, scarlet at base ; antenna? black, the 

 basal joint, back of head, and edges of tegulte scarlet ; patagia 

 and vertex of thorax striped with black ; legs striped with black, 

 the fore coxae and femora above scarlet ; abdomen scarlet above, 

 white below, a dorsal series of short black bands, and lateral and 

 sublateral series of black spots. Pore wing with the costal edge 

 black, with scarlet fascia below it ; the veins broadlj- striped with 

 black-brown, two conjoined discoidaP spots; a fine terminal line. 

 Hind wing witli discoidal black spot ; a fascia in submedian fold 

 not reaching base ; a terminal band with slightly waved inner edge 

 and slight white spots below apex and in submedian fold ; cilia 

 white. 



Ab. 1. All the scarlet markings replaced by orange. — W. Aus- 

 tralia. 



Hah. N. Australia, King George's Sound, type f in Mus. Oxon. ; 

 W. Australia, 1 c? . -Etp. 50 millim. 



