648 SIB 6. F, HAMPSON — REVISION OF MOTHS [NoV, 15, 



Genus 38. Teithtris, 



Tnthyris Led. Wien. Ent. Mon. 1863, p. 140. 

 Prcenesta Snell. Tijd. v. Ent. 1875, p. 219. 



Palpi upturned, the 2nd joint broadly scaled in front, the 3rd 

 with a small triangular tuft ; maxillary palpi filiform ; frons with 

 an oblique prominence ; antennae ciliated ; tibiae with the outer 

 spurs half the length of inner. Eore wing with veins 3, 4, 5 well 

 separated at origin ; 7 straight and well separated from 8, 9, 

 to which 10 is approximated. Hind wing with veins 3, 4, 5 from 

 angle of cell ; 6, 7 from upper angle, 7 anastomosing with 8. 



Eig. 38. 



Trithyris soyllalis, cJ. }. 



Sect. I. (Prcenesta). Antennae of male slightly thickened by scales 

 at middle and contorted ; anal tuft very large. 



A. Fore leg of male ^\ith grooves containing tufts of hair in 



femur, tibia, and 1st joint of tarsus. 



(l)tTKiTHYEis scTLLALis Wlk. xviii. 566. Mexico ; Brazil. 



Botys turnnsalis Wlic. xviii. 628. 

 „ deUcataUs Led. Wien. Ent. Mon. 1863, p. 376, pi. 11. 

 f. 10. 

 Prcenesta falnalis Snell. Tijd. v. Ent. 1875, p. 220, pi. 12. 

 ff. 15, 16. 



B. Eore leg of male with the groove running to end of tarsus. 



(2) Teithtris sunialis Snell. Tijd. v. Ent. 1875, p. 220, pi. 12. 

 ff. 17, 18. Colombia. 



(3)tTEITHXEIS RITBEALIS, n. Sp. 



c? . Dark red ; palpi, pectus, and ventral surface of abdomen 

 black, the last Mith the terminal segments yellowish white ; anal 

 tuft black at base. Eore wing ^\^th traces of antemedial line with 

 yellowish mark before it in cell ; a prominent black-edged orange 

 quadrate spot in end of cell, a discoidal black lunule ; the post- 

 medial line excurved to vein 2, then retracted to origin of vein 2, 

 with an orange spot on its outer side and almost obsolete towards 

 inner margin. Hind wing with discoidal annulate spot and curved 



