Sternitta, Fibiger, 2011

Qi, Mujie, Bae, Yangseop & Han, Huilin, 2020, A new species of Sternitta Fibiger, 2011 (Lepidoptera, Erebidae, Hypenodinae Micronoctuini) from Cambodia, Zootaxa 4859 (4), pp. 596-600 : 597

Key to the species of Sternitta based on male genitalia

1. Ampullae smoothly rounded apically...................................................................... 2

- Ampullae not rounded apically.......................................................................... 4

2. Editum thumblike; anellus with a large spinelike process...................................................... 3

- Editum absent; anellus with a quadrangular plate and small crests apically.................... S. parasuffuscalis ( Fig. 5 )

3. Dorsum of ampullae triangular; phallus slightly curved at distal 1/5.................... S. mondulkiriensis sp. n. ( Fig. 7 )

- Dorsum of apmpullae bearing a thumblike and setose process; phallus strongly curved into a fishhook-shaped................................................................................................ S. suffuscalis ( Fig. 6 )

4. Phallus S-shaped; digitus club-shaped........................................................ S. hackeri ( Fig. 8 )

- Phallus strongly curved or subapically upturned; digitus triangular or tapered...................................... 5

5. Ampullae divided into two parts; phallus slightly upturned subapically........................................... 6

- Ampullae not divided into two parts; phallus strongly upturned................................................. 7

6. Digitus slightly curved; anellus strongly arched dorsally........................................ S. gabori ( Fig. 11 )

- Digitus not curved; anellus weakly arched dorsally............................................. S. magna ( Fig. 12 )

7. Ampullae with 3 processes apically, outer-ventral surface with a sticklike process; right process triangular, about half as long as left.............................................................................. S. gregerseni ( Fig. 9 )

- Ampullae slightly concave apically, outer-ventral surface without a sticklike process; right process sticklike, about 3/4 as long as left................................................................................ S. goateri ( Fig. 10 )

Figures

FIGURES 5–8. Sternitta spp., male genitalia. 5. S. parasuffuscalis Fibiger, 2011 (after Fibiger 2011); 6. S. suffuscalis (Swinhoe 1886) (after Fibiger 2011); 7. S. mondulkiriensis sp. n., male, paratype, genit. prep. hhl-3721-1; 8. S. hackeri Fibiger, 2011 (after Fibiger 2011).

FIGURES 9–12. Sternitta spp., male genitalia (after Fibiger 2011). 9. S. gregerseni Fibiger, 2011; 10. S. goateri Fibiger, 2011; 11. S. gabori Fibiger, 2011; 12. S. magna Fibiger, 2011.