Jörgensen, 1924
Diagnosis
Bowl small, ovoidal, with short collar with one or two spiral turns. Sometimes with fenestrae at base of collar. A lid or "closing apparatus" at oral end.
Arranged in Subgroup 1B (see the page Ti. 15 Classification scheme based on morphologically similar groups of species).
Species treated:
Stenosemella avellana (Meunier, 1919)