MA CROLEPIDOPTERA 



221 



and allied genera ; yet as it appears to be constant in Hawaiian forms, I have here 

 ranked the two species which exhibit the structure as a separate section. 



I. 



Forewings mixed with green (^) hryochloris. 



„ not green 2. 



2. Forewings with dorsal edge black on median area (8) psychropa. 



,, ,, not black 2- 



3. Orbicular confluent beneath with dark blotch reaching dorsum {2) dracontias. 



„ not confluent with dark blotch beneath 4. 



4. Forewings dark purplish-fuscous {6\ Orontias. 



„ not dark fuscous c 



5. Forewings more or less ferruginous 6. 



,, whitish-ochreous 8. 



6. Hindwings yellowish {10) phaethontia. 



„ light fuscous 7. 



7. Palpi 2i— 3 (j) thermantis. 



„ 5 (p) constricta. 



8. Orbicular and discal spots obsolete {■/) litorea. 



„ ,, distinct 9. 



9. Head and thorax hardly dark-sprinkled (J) dryadopa. 



„ „ densely irrorated with dark fuscous {if) chloropis. 



(i) Pyrausta bryochloris, sp. nov. 



$%. 28 — 32 mm. Head, palpi, and thorax black mixed with green, palpi 2. 

 Abdomen rather dark fuscous. Legs dark fuscous, ringed with whitish. Forewings 

 blackish, densely irregularly irrorated with light green ; two white basal dots ; a well- 

 marked black subbasal line, followed by whitish-green suffusion ; first and second lines 

 slender, white, waved, internally black-edged, first irregular, second moderately curved 

 outwards between \ and f ; dorsal scale-tuft white mixed with fuscous ; roundish 

 orbicular and 8-shaped discal spot outlined with ferruginous, discal marked with two 

 white dots ; some light purplish suffusion in disc below these ; blotches of dark ground- 

 colour at apex and tornus ; a terminal series of white dots : cilia fuscous, mixed with 

 darker and pale. Hindwings dark fuscous, rather lighter anteriorly ; cilia as in fore- 

 wings. (Plate VI. fig. I.) 



2 specimens, Haleakala, Maui, at 5000 feet, in March. 



(2) Pyrausta dracontias, sp. nov. 



^. 26 27 mm. Head, palpi, and thorax dark fuscous mixed with whitish, palpi 



3^. Abdomen fuscous, sprinkled with darker and whitish. Legs dark fuscous, 

 sprinkled with whitish. Forewings rather dark fuscous ; first line double, purple-whitish, 

 nearly straight ; orbicular trapezoidal, dark fuscous, indistinctly whitish-edged except on 



29 — 2 



