Bisidmonea tetragona (Lamouroux, 1821)

Bisidmonea tetragona is found from the Jurassic of France. The specimen illustrated is Bisidmonea antiqua d'Orbigny, 1853 from the Canu collection, Paris. This species is a junior synonym of B. tetragona. Thanks to Dr Paul Taylor for the images.

Bisidmonea tetragona Bisidmonea tetragona
Bisidmonea tetragona

Original description: Spiropora tetragona Lamouroux, 1821
Locality: Jurassic Bathonian-Callovian, France.
Type specimen:

Home Page Systematic Family List Alphabetic Family List Genus Page
Edited by Phil Bock
Modified on 29/10/2014
This URL is