NEW SPECIES OF MOTHS IN THE UNITED STATES 



NATIONAL MUSEUM. 



By William Schaus, 

 Honorary Assistant Curator, United States National Museum. 



There have accumulated in the collections of the United States 

 National Museum a large number of unidentified moths, many of 

 them new to science, 150 of which are described in the present paper. 



Family AMATIDAE. 



SPHECOSOMA BESASA. new species. 



Male. — Antennae buff yellow, streaked and banded at middle with 

 black followed by some white below, the teiTninal fourth black. 

 Palpi yellowish white. Head black with a fine white line on vertex, 

 the irons rubbed but apparently white ; neck buff yellow. Tegulae 

 buff yellow with a fine black line in front, broadly black behind. 

 Thorax buff yellow, a black spot on metathorax ; patagia edged with 

 black dorsally and behind. Abdomen above antique brown on basal 

 half, the terminal half black; underneath yellowish white, the three 

 last segments black. Legs buff yellow, the fore and mid tarsi with 

 minute dark rings. Wings hyaline, the veins very finely and cilia 

 orange citrine. Fore wing with costal and vein 1 more thickly scaled 

 at base. 



Expanse. — 23 mm. 



Habitat. — Victoria, Brazil. 



Type.— Cnt. No. 25870, U. S. N. M. 



Nearest S. linda Jones. 



ISANTHRENE KORERI. new species. 



Male. — Antennae xanthine orange. Palpi, head, collar, and thorax 

 ochraceous buff, palpi streaked above with black; base of antennae 

 and a transverse streak on vertex black; tegulae edged with black; 

 black lines on thorax; patagia edged with black; metathorax black 

 posteriorly. Abdomen above black ; basal segment with a dorsal white 

 spot and an ochraceous buff spot on either side, also a lateral light 

 orange yellow spot; the following three segments with broad light 



No. 2520 — Proceedings U. S. National Museum. Vol. 65, Art. 7. 



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