— '53 



A PRELIMINARY REVISION OF THE BOMBYCES 

 OF AMERICA NORTH OF MEXICO. 



I!\ F). Nf.I "MOK.flEN AM) HaKRISdN (1. I)\A1<. 



(Coiitinueil from page liS.) 



Family A RCFI 1 1),^^. 



.S\/ii>/>s/s of iiihfamilics and i:[c//r/(i. 



Front tuberciilatc Cydosiinae. 



No accessory cell Cydosia. 



Accessory cell present Cerathosia. 



Front not tuberculate. 



Head prominent, tongue moilerate or strong. 

 Secondaries lar<;e and ample, folded, habitus litliosiform Eubaphinae. 



Vein 5 of secondaries faint or absent. 



Primaries long and narrow ...... Coscinia. 



I'rimaries broad, trigonale ....... Eubaphe. 



Vein 5 of secondaries distinct. 



Primaries broad, trigonate ...... Haploa. 



Primaries narrow, apices rounded ..... Utetheisa. 



.Secondaries trigon.ite, often disproportionately small ; primaiies 



often pointed at ape.K Phsegopterinae. 



Vein 8 of secondaries present. 



N'eins 7 — 10 of primaries stalkeil. 



Primaries produced at apices, secondaries subcaudate Euverna. 



Primaries broad, secondaries proportionate Pareuchsetes. 



\'ein 10 of primaries from subcostal on cell. 



Primaries broad, secondaries proportionate .... Cycnia. 

 Primaries narrow, produced at apices, secondaries smaller. 



Vein S of secondaries distinct, but not long . 

 Vein 8 very short, spur like 

 \'ein 8 of secondaries wanting. 

 Vein 5 of secondaries present. 



Vein 10 of primaries from the subcostal. 

 Veins 7 — 10 on a stalk .... 



Vein 5 of secondaries wanting 

 Head more or less retracted, tongue weak or small 

 \'ein 8 of secondories wanting ...... 



Vein 8 present. 



Vein 7 — 10 of primaries stalked from ape.x of cell. 

 Median spurs of hind tibia; wanting. 

 .Anterior tibine unarmed. 



Antenn;\i of rj^ simple 



-Xnlennx' of r^ bipectinated .... 



Anlerioi tibi.x armed at tip. 



Armature a stout curved spine ; wings subdiaphanou 

 blackish ....... 



Halisidota. 

 Aemilia. 



Eucereon. 



Zatrephes. 



Eupseudosoma. 



Arctiinw. 



Euerythra. 



Ecpantheria. 

 . Leptarctia. 



Alexicles. 



