274 



Fauna llawaiiensis. It differs particularly from that species 

 bj the undefined orbicular, claviform, and discal dots, and the 

 dark fuscous suffusion on costal region between first and second 

 lines. 



Hab. Kilauea, Hawaii, 9 specimens taken at lights, Dec, 

 May, 1912 (W. M. Giffard). 



FAMILY GELECHIADAK. 



Aristotelia gigantea n. sp. 



Female, 28 mm. Antennae ochreous barred with dark fuscous 

 above. Palpi, head and thorax brownish ochreous. Forewings 

 whitish ochreous, a few orange scales at base; middle half of costa 

 fuscous, bordered irregularly with a streak of ochreous brown; a 

 fuscous spot near middle of fold, another near dorsum about midway 

 between this and* anal angle; an orbicular and a discal fuscous dot; a 

 streak of brownish suffusion in dorsal half of cell, extending to ter- 

 men, gradually widened to apex; cilia whitish ochreous, black-spotted 

 at base on termen. Hindwings with termen bisinuate; pale brownish 

 ochreous; cilia whitish ochreous, light fuscous near base. Abdomen 

 brownish fuscous. Legs brownish fuscous, tibiae and tarsi tipped 

 with ochreous, middle and hind tibiae ochreous in middle. 



This is much larger than any other species described from 

 the Hawaiian Islands. 



Hab. Kilauea, Hawaii, one specimen taken at light, Dec, 

 1011 (W. M. Giffard). 



Thyrocopa sapindiella n. sp. 



Male, female, 18-21 mm. Entire insect pale whitish-cinereous. 

 Forewings sometimes with a slight sprinkling of light fuscous scales; 

 sometimes a fuscous dot in cell, another beyond it on fold, and two 

 dots at end of cell. Is nearest to argentea, but of more uniform color- 

 ation. 



Hab. Niu, Oahu, 8 specimens reared from caterpillars feed- 

 ing on leaves of Sapindus oahuensis, June, August, 1909, Dec, 

 1910. 



An egg-mass was found on the upper surface of a leaf beside 

 the midrib near base. It contained 25 eggs, each one pale 

 yellowish, roundish, about 1mm. in longest diameter, finely 

 reticulated, flat and overlapping shingle-like similarly to the 

 eggs of Om'iodes. 



The caterpillars were quite numerous on some trees. The 

 small ones feed on the under surface of the leavs, each producing 

 a web covered witli fi-ass under wliich it feeds, eatinii' off the 



