64 JOHN B. SMITH. 



Coitus 3. — Phlegethontius. 



Thorax immaculate, but the body ornamented with yellow spots. 



Plilegethontius clueuUus, luceiius, hannibal, Carolina, paphus. 



Coitus 4. — AciPai. 

 Secondaries and abdomen banded with red and black. 

 Agrius anchehiolus, convulvidi, cingnlati(t<. 



Coitus 5. — Lethi.e. 

 Primaries outwardly dentato-strigose ; secondaries banded. 

 Lethia, ligudri, prini, drupiferarum, kalmice, gordius. 



Stirps v.— SMERINTHI. 

 Head small, almost concealed; tongue short and very weak ; palpi 

 short ; antennte bent ; wings with margins dentate ; tiie legs thick, 

 with concolorous vestiture. 



Familia A. — Dentati 

 Body inunaculate ; wings angulate, or dentate. 



Coitus 1. — Colaces. 

 Primaries with a single angle; with .shining median macula; sec- 

 ondaries pale. 



Colax apulu><. 



Coitus 2. POLYPTYCHI. 



Wings scalloped, or dentate ; with shaded bands and black stripes. 

 Polyptychas dentatus, to'mesins,jugl(tndls, popali, quercus. 



Familia B. — AnguUdl. 

 Thorax maculate ; primaries obtusely angulated, with softly shaded 

 maculation. 



Coitus 1. — Paoni.e. 

 Secondaries with an ocellus above. 



Paonias salicis, ocellaia, myops, exccecutm. 



Coitus 2. — Mimantes. 

 Palpi rather moderate ; primaries deeply excavate and obtusely 

 angulate; with banded maculation. 

 Mimas tUioi. 



