INSKCUTOR INSCITI^ MENSTRUUS 87 



Hysterosia gigantica, new species. 



Labial palpi very long porrect, dark fuscous sprinkled with 

 whitish scales. Head and thorax dark fuscous. Forewings 

 dark fuscous indistinctly irrorated with white ; on the middle 

 costa is uneven semicircular dark brown spots slightly con- 

 nected with an irregular oblong dark brown spot on the cell ; 

 from apical third of costa runs an oblique irregular dark brown 

 fascia across the wing to tornus; all of these dark markings 

 are narrowly edged with silvery white ; costal edge mottled 

 with dark brown dots. Hindwings light fuscous transversely 

 irrorated with numerous yellowish white streaks on both sides 

 of the wings. Abdomen dark fuscous with light underside. 

 Legs ochreous evenly mottled with dark fuscous. 



Alar expanse: 30-33 mm. 



Habitat: Mexico City, Mexico (Roberto Miiller). 



U. S. N. M., Type No. 22307. 



Lactura schausia, new species. 



Labial palpi yellow with black tip. Face and head straw 

 yellow. Antennae black. Thorax bright orange yellow with 

 costal apical and terminal edge to tornus narrowly black; a 

 thin edge before the black border around apex and termen 

 light golden yellow. Cilia light straw yellow. Hindwings 

 orange yellow with apical fourth black ; apical cilia light straw 

 yellow, termen cilia black, dorsal cilia orange; underside of 

 both wings deep orange with apical fourth black ; costa of fore- 

 wing also black. Abdomen dark brown with a narrow white 

 annulation at the tip of each joint; basal joints orange. 



Alar expanse : 23-26 mm. 



Habitat: Volcan Sta. Maria, Guatemala, April (W. Schaus). 



U. S. N.'M., Type No. 22321. 



The species flies, according to Mr. Schaus, in the forenoon 

 in bright sunshine. 



It is very similar in general habitus to Lactura {Pseud o- 

 talara) regio Schaus, lateralis Dyar and schenoxantha Schaus, 

 but somewhat smaller and at once differentiated by the larger 

 apical black area of the hindwings and by the dark, white an- 

 nulated abdomen. 



