Danielithosia

Bayarsaikhan, Ulziijargal, Dubatolov, Vladimir V., Heppner, John B. & Bae, Yang-Seop, 2017, Taxonomic review of genus Danielithosia Dubatolov & Kishida (Lepidoptera, Erebidae, Arctiinae) from northern Vietnam, with one new species, Zootaxa 4291 (3), pp. 572-580 : 573

Key to the species of the genus Danielithosia from Vietnam based on male genitalia

1 Valvae symmetrical; juxta symmetrical, with flattened to bifurcated apex; vesica with 1–3 cornuti...................................................................................................... D. hoenei Dubatolov, 2013

- Valvae asymmetrical; juxta asymmetrical, with left apex greatly elongated and tubular and right apex as small knob only; ves- ica with 3 or more cornuti...............................................................................2

2 Right saccular apex with concave indent (2 acute projections); vesica with 2–6 cornuti............................................................................................... D. baviensis Bayarsaikhan & Dubatolov , n. sp.

- Right saccular apex broadly rounded and only one acute projection; vesica with 4 or more cornuti......................3

3 Apical part of juxta flattened; vesica with 7 cornuti and tight row of 10 teeth-shaped spines.... D. immaculata ( Butler, 1880)

- Apical part of juxta pointed; vesica with 4–5 cornuti and no conspicuous teeth-shaped spine row.................................................................................................... D. zolotuhini Dubatolov, 2012