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
  3. Semiclausa angulosa
  4. d'Orbigny, 1853 Late Cretaceous Santonian France
 

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Edited by Phil Bock
Modified on 19th October 2000
Modified on 6/11/2017 (Added S. angulosa, corrections, comment.)
This URL is http://bryozoa.net/cyclostomata/tubuliporidae/semiclausa.html