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Taxogyra

Wells, 1937 (pro Heterophyllia d'Orbigny, 1850 non McCoy, 1849)

Taxogyra Wells, 1937 (pro Heterophyllia d'Orbigny, 1850 non McCoy, 1849) is a replacement taxon for Heterophyllia Orbigny, 1850, p. 208.

Type Species

Meandrina macroreina Michelin, 1847: 292; Original Designation Wells, 1937: 74

Type Specimen: Holotype; M00368; Verified; Unknown

Type Locality: Upper Santonian of France (Aude).

The holotype of the type species is housed at MNHN (Paris) under M00368.

Classification

Synonyms

Diagnosis

Colonial, massive, meandroid. Budding intracalicular (-polystomodaeal), resulting in long sinuous calicinal series, separated by flattened collines. Ambulacra absent. Costosepta compact, confluent, laterally covered by various types of granules such as spiniform, rounded, paddle-shaped, and carina-like. Columella lamellar, discontinuous. Endothecal dissepiments abundant. No synapticulae. Wall parathecal to septoparathecal.

Remarks

Affinities. The genus Taxogyra Wells is closely related to Astrogyra Felix, but is distinguished from the latter in lacking ambulacra.

Distribution

  • Southern Europe; Late Cretaceous
  • Central Europe; Late Cretaceous
Cretaceous: France, Austria, Spain.

This page has been in preparation since 02-Jun-2007 12:36

This version was contributed by Rosemarie Baron-Szabo on 05-Nov-2016 15:40.

Page authors are: Rosemarie Baron-Szabo. Please contact the editor if you would like to contribute to the diagnosis of this taxon.

The editor is: Rosemarie Baron-Szabo


Taxogyra macroreina Michelin, 1847, Felix collection at the GBA
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