The Moths of North America, Fascicle 22.1b: Noctuoidea: Notodontidae (Part 2, Conclusion): Heterocampinae, Nystaleinae, Dioptinae, Dicranurinae

Conclusion of the two-volume revision of the North American moth family Notodontidae, covering the remaining 4 (of 11) subfamilies of Notodontidae ("Prominents") in America north of Mexico, in 4 subfamilies, 34 genera (4 described as new to science), and 104 species (14 species described as new to science). 28 color plates (10 of adult moths, 18 of larvae), 51 monochrome plates of male and female genitalia and drawings of venation, 106 distribution maps. Keys to genera and species of adult moths. Literature cited, check list of species north of Mexico, indices of animal & plant names. Two addenda describe a new Gluphisia and new life histories of Datana larvae.