NORTH AMERICAN LEPIDOPTERA. 63 



Coitus 2.--THAUM.E. 



Primaries indistinctly spotted and streaked; abdomen sparsely 

 checkered. 



Thaumas vespertilio, capemis, cecrops. 



Coitus 3. — Chromes. 

 Primaries with angulated broken bands ; secondaries yellow, Avith 

 black margin. 



Chromis erotus. 



Coitus 4. — Clanes. 

 Wings rather broad, dull in color, with black transverse streaks. 

 Clanis nicoharensis, phalarw, achemenides. 



Stirps lY.— MANDUC^. 

 All organs rather well developed ; tongue strong ; eyes large ; 

 wings streaked ; body colored. 



Familia A. — Leves. 

 Tongue long ; all parts rather slender. 



Coitus 1.— Hyloici. 

 Entirely whitish-gray, with black maculation ; primaries straightly 

 and wavily streaked ; secondaries with blackish shades. 

 Hyloicus pinadri, coniferurum, hykeiis, husdrubel, etc. 



Coitus 2. — Ekinnyes. 

 Primaries blackish-gray, with dentate black streaks ; secondaries 

 rusty, with black margin. 



Erinnyis ello, cenotrus, scyron, alope, caricce. 



Familia B. — Poiiderosce. 

 All parts rather thick and short, neatly maculate. 



Coitus 1. AOHERONTIiE. 



Tongue very short ; antennae at tip with a small brush ; body with 

 larviform maculation ; fringes short. 



Acherontia cdropos, chioncmthi, morta. 



Coitus 2. — CocYTii. 

 Tongue long; body almost immaculate ; abdomen one-half yellow 

 spotted. 



Cocytius jatropJue, rustica, foresfan. 



