LEPIDOPTERA HETEROCEBA. 1317 



purplish brown, which hue contains some whitish patches; fringe 

 white, with blackish points. Fore wings rounded at the tips, with an 

 irregular band near the base, with a zigzag line, with a fusiform 

 ringlet and with two transverse lunules purplish brown ; two purplish 

 brown costal dots, the first in front of the lunules. Hind win^s with 

 a purplish brown dot in the disk. Length of the body 4 lines; of 

 the wings 10 lines. 



a, b. Moreton Bay. From Mr. Diggles' collection. 



IsOPTERYX SORDIDALIS. 



Foem. Cinereo-fusca ; palpi lad, breves, oblique decumbentes, 

 subtus albi, articulo So minimo ; antennae bad dilatatce ; alee 

 elongates, lineis duabus nigricantibus albido submarginatis, 

 lunulis marginalibus nigricantibus ; anticce maculis duabus 

 albis, linea 2a valde flexa, rnargine exteriore subrecto. 



Female. Cinereous-brown. Body beneath and legs silvery 

 white. Palpi broad, obliquely decumbent, white beneath, much 

 shorter than the breadth of the head ; third joint very minute, An- 

 tennae slender, dilated at the base. Legs slender; fore legs pale 

 cinereous-brown ; trochanters, tips of the tibiae and tips of the joints 

 of the tarsi white. Wings elongate, with two blackish zigzag lines, 

 which are slightly whitish-bordered on the outer side ; marginal 

 lunules blackish; fringes interlined with blackish near the base. 

 Fore wings acute, with two narrow transverse white spots between 

 the lines, representing the orbicular and reniform marks; second 

 line much bent outward in the middle; exterior border almost 

 straight, moderately oblique. Length of the body 3£ lines ; of the 

 wings 1\ lines. 



a, Moreton Bay. From Mr. Diggles' collection. 



ISOPTERYX NITIDALIS. 



Foem. Ochracea; palpi graciles, arcuati, albo bifasciati, oblique 

 ascendentes, verticem nan superantes, articulo So lanceolato ; 

 abdomen fusco bivittatum, albo univittatum ; alee anticce su6- 

 falcatce, fasciis tribus obliquis indeterminatis argenteo-albis, 

 nigro interlineatis, striga exteriore alba arcuata lineam nigram 

 arcuatam includente, guttis sub marginalibus argenteo-albis, 

 Linea submarginali nigro undulata; posticce subochraceo-albce, 

 lineis tribus cervinis angulosis, 2a Saque nigro notatis, fascia 

 marginali cervina nigricante marginata. 



s 3 



