Bellulia suffusa, Fibiger, 2008

Han, Hui Lin & Kononenko, Vladimir S., 2021, Six new species of the genus Bellulia Fibiger, 2008 from China and Cambodia (Lepidoptera, Erebidae, Hypenodinae). Taxonomic study of Micronoctuini Contribution III, Zootaxa 4938 (1), pp. 117-130 : 124

Bellulia suffusa species-group

The members of the B. suffusa species-group are pale coloured moths with distinct waved transversal lines, paleyellowish reniform and characteristic dark rounded subapical mark; in the male genitalia the saccus is V-like; the valva are asymmetrical and the ampullae asymmetrical or symmetrical; the yuxta forms circle, right valva larger or slightly smaller than left one, the aedeagus is incurved medially, not tapered towards the apex; the vesica bears a row of more than 5 small triangular cornuti.

Checklist

B. suffusa Fibiger, 2008

B. basalia Fibiger, 2010

B. fuscis sp. n.

B. diannana sp. n.

Key to the species of the suffusa species-group

1. Ground colour not blackish brown; processes from fultura superior sharp on left side................................ 2

– Ground colour dark blackish brown; processes from fultura superior bluntly rounded on left side............... B. suffusa

2. Processes of fultura superior not bifurcate on right side....................................................... 3

– Processes of fultura superior bifurcate on right side............................................... B. fuscis sp. n.

3. Left sacculus narrower than right sacculus.......................................................... B.basalia

– Left sacculus slightly broader than right sacculus.............................................. B. diannana sp. n.