Arthroclema Billings, 1865

Type species: Arthroclema pulchellum Billings, 1865

This genus includes the species:

Arthroclema angulare Ulrich, 1889 U. Ordovician Canada, USA
Arthroclema armatum Ulrich, 1890 Ordovician USA, Estonia
Arthroclema billingsi Ulrich, 1890 U. Ordovician Canada
Arthroclema brevis Lobdell, 1992 U. Ordovician USA (N. Dakota)
Arthroclema cornutum (Ulrich, 1890) U. Ordovician USA (Minnesota)
Arthroclema pentagonalis Lobdell, 1992 U. Ordovician USA (N. Dakota)
Arthroclema pulchellum Billings, 1865 Ordovician Canada
Arthroclema striatum (Ulrich, 1893) U. Ordovician USA (Minnesota)
Arthroclema vescum Goryunova, 1985 L. Ordovician Estonia
 

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Edited by Phil Bock
Modified on 22nd October 2000
This URL is http://bryozoa.net/cryptostomida/arthrostylidae/arthroclema.html