Semiclausa d'Orbigny, 1853

Type species: Semiclausa alternata d'Orbigny, 1853

This genus includes the species:

Semiclausa has been identified as a synonym of Idmonea (Walter, 1972), but this is ambiguous since the scope of Idmonea has been narrowed.

  1. Semiclausa alternata
  2. d'Orbigny, 1853 Early Cretaceous Valanginian Switzerland WoRMS 1443387
  3. Semiclausa angulosa
  4. d'Orbigny, 1853 Late Cretaceous Santonian France WoRMS 1443388

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Edited by Phil Bock
Modified on 19th October 2000
Modified on 6/11/2017 (Added S. angulosa, corrections, comment.)
Modified on 23/6/2020 (Added WoRMS links)
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