Lepidoptera of New York and Neighboring States: Geometridae, Notodontidae, Sphingidae, Lymantriidae, Volume 2

abdomen absent anal angle antennæ apex August band basal base blackish body broad brown Caterpillar cell closely color contrasting costa dark darker defined discal dot distinct dorsal double dull dusted edge eyes female fore wing front fuscous genitalia genus gray green ground Guenée hair half head heavily hind wing Hübner Hulst inner margin July June Larva lateral less light lower M₁ male Male antennæ marked median area middle Moth narrow nearly normally North oblique obscure outer outer margin Packard pale paler palpi patch pectinate postmedial Pupa Quebec R₁ race rarely scaled segment separate shaded short side similar simple single slender slightly sometimes species specimens spines straight stripe strong strongly subterminal terminal third thorax tubercles tuft typical usually valve veins Walker waved weak whitish wide yellow York