LEPIDOPTEEA HETEEOCEEA. 143 



Genus 4. EUDEYAS. 



Corpus gracile. Proboscis brevis. Palpi porrecti, sat graciles, 

 caput perpaullo superantes ; articulus 3us minimus. Antennae gra- 

 ciles. Abdomen alas posticas perpaullo superans. Pedes sat gra- 

 ciles : tibiae posliese calcaribus quatuor longis. Alae latiusculae ; 

 anticse apud costam subrectfe, apice rotundatae, margine exteriore 

 subobliquo. Mas. — Antennae subciliatae. Fcem. — Antennae sim- 

 plices. 



Euthisanotia, p., H'dbn. Exot. Schmett. 

 Eudrjas, Boisd. Spec. Gen. Lep. 



Body slender. Proboscis short. Palpi porrect, rather slender, 

 extending very little beyond the head ; third joint very minute. 

 Antennae slender. Abdomen extending very little beyond the hind 

 wings. Legs rather slender ; hind tibiae with four long spurs. 

 Wings rather broad. Fore wings almost straight in front, rounded 

 at the tips, slightly oblique along the exterior border ; inferior veins 

 much as usual. Male. — Antennae very minutely ciliated. Female. 

 — Antennae simple. 



1. EuDEYAS Unio. 



Pallidefiava ; cafut nigricans ; thorax vitta lata nigricantejateri- 

 his alho fasciculatis ; abdomen villa interrupta nigricante, 

 hasi crisf.atum ; alee anticce albce, marginis antici bistriente 

 hasali posticique bistriente apicali glaucescente puniceis, apice 

 punieea fascia dentata albida, sublus jiavce maculis duabus 

 connexis nigris fasciaque apicali rufescente ; alcB posticte 

 JlavfS, margine postico et apicali rufescente linea dentata satu- 

 ratio7'e, subtusnigro unimaculatce. 



Euthisanotia Unio (Noctua bombycoides, Diplhera praecipua), 



Hubn. Samml. Exot. Schmett. iii. 12, 216, f. 431, 432. 

 Eudryas Unio, Boisd. Spec. Gen. Lip. i. pi. 14, f. 9. 



The fore wings have an olive-green line along the coloured 

 borders of the tip and hind borders, and on the disk are two hall- 

 concealed spots of the same colour corresponding to the two black 

 spots beneath. 



a—c. Trenton Falls, New York. Presented by E. Doubleday, 

 Esq. 



