Archithosia (Eurythosia), Kruger, 2015, Kruger, 2015

Durante, Antonio, Potenza, Luigi & Pellegrino, Gabriele, 2024, A new species of Archithosia Birket-Smith, 1965 in the subgenus Eurythosia Krüger, 2015 from Uganda (Lepidoptera: Erebidae: Arctiinae: Lithosiini), Zootaxa 5492 (3), pp. 356-368 : 360

Key to the species of the subgenus Eurythosia (based on male genitalia)

The following keys do not include Archithosia jaundeana , as the holotype lacks the abdomen and its genitalia are unknown; see also the Discussion. Characters in the key are shown by arrows in Table 1.

1 Ala valvae with saccular distal process bent inwards and well developed......................................... 2

- Ala valvae with saccular distal process absent or barely visible......................................... A. derelicta

2 Ala valvae with a strong median process bent inwards.............................................. A. kinuthiae

- Ala valvae without such a process........................................................................ 3

3 Supravalva with a strong medially arising costal process........................................... A. angulifascia

- Supravalva without such a process........................................................................ 4

4 Distal process of the ala valvae as long as 1/3 of the entire ala valvae................................. A. makomensis

- Distal process of the ala valvae as long as 1/4 of the entire ala valvae............................... A. henricus n. sp.