68 



INDEX OF GENERA. 



Priocycla, 55 

 Procris, 15 

 Prodenia, 39 

 Proserpinus, 18 

 Psammatodes, 61 

 Pseudophia, 33 

 Pterogon, 18 

 Pterophorus, 54 

 Pygaera, 23 

 Pyrameis, 8 

 Pyralis, 46, 64 

 Pyrausta, 64 



Racheospila, 58 

 Raphia, 37 

 Remigia, 45 

 Renia, 46 

 Rhodaria, 47, 64 

 Rhodocera, 4 

 Rhodophora, 34 

 Rivula, 45 



Samea, 47, 64 

 Saturnia, 20 

 Satyr us, 10 

 Scoliocampa, 38 

 Scoliopteryx, 34 

 Scopolosoroa, 41 

 Scopula, 49 

 Scotosia, 63 

 Selidosoma, 61 

 Sesia, 17 

 Siavana, 34 

 Siderone, 6 

 Sisya, 55 

 Smerinthus, 20 

 Spaelotes, 40 

 Spargania, 63 

 Sphinx, 18 

 Spilodes, 39 

 Spilomela, 47 

 Spilosoma, 24 

 Stegania, 60 

 Stenia, 47 

 Stenotrachelys, 58 



Synchloe, 6 

 Synchlora, 58 

 Syneda, 43 

 Synopsia, 57 

 Syricthus, 14 



Taeniocampa, 41 

 Tanada, 23 

 Tephrina, 60 

 Tephrosia, 57 

 Terias, 5 

 Tetracis, 56 

 Tetralopha, 50 

 Thecla, 11 

 Thermesia, 31 

 Thyatira, 26 

 Thyreus, 18 

 Thyris, 17 

 Thysidopteryx, 17 

 Thnandra, 59 

 Tinea, 51 

 Tischeria, 53 

 Tortrix, 50 

 Trochilium, 16 



Urania, 17 

 Vanessa, 8 



Xanthia, 28 

 Xanthidia, 5 

 Xanthoptera, 37 

 Xestia, 41 

 Xylesthia, 51 

 Xylina, 40 

 Xylomyges, 39 

 Xylophasia, 30 



Ypsia, 42 

 Ypsipites, 62 

 Yphthima, 10 



Zebronia, 64 

 Zeuzera, 15 



PUBLISHED BY THE 



SMITHSONIAN INSTITUTION 

 MAY, 1860. 



