Subgenus Eucryptusa Casey, 1906

Eucryptusa Casey, 1906: 345 .

Leptusa (Eucryptusa): Fenyes, 1920: 123; Pace, 1989: 116; Klimaszewski et al., 2004: 18; Gouix & Klimaszewski, 2007: 63.

Type species. Silusa nanula Casey, 1893; fixed by monotypy.

Diagnosis. See Pace (1989) and Klimaszewski et al. (2004).