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Trigerastraeopsis

Beauvais, 1964, p. 211

Type Species

Trigerastraeopsis ecuellensis Beauvais, 1964, p. 211, pl. 23 fig. 2; Original Designation

Type Specimen: Holotype; MNHN R10745; Verified; Dry Preserved

Type Locality: Oxfordian La Mouille, Ecuelle (Haute Saône; France)

The holotype includes two thin sections.

Description

Massive meandroid corallum with long sinuous deep valleys and tholiform collines with a narrow groove. Holotheca present. Radial elements are compact costo-septa, free or anastomosed, straight or sinuous, non or subconfluent. Lateral faces with few strong acute granules. Endotheca with thin dissepiments , weak parietal columella, synapticulae present, wall of unknown nature (synapticulothecal ?) in the groove zone.

Remarks

Two nominal species.

Distribution

  • Western Europe; Late Jurassic
  • North Africa; Late Jurassic

This page has been in preparation since 20-Aug-2009 09:35

This version was contributed by Bernard Lathuilière on 10-Dec-2009 13:30.

Page authors are: Bernard Lathuilière. Please contact the editor if you would like to contribute to the diagnosis of this taxon.

The editor is: Bernard Lathuilière


Holotype of Trigerastraeopsis ecuellensis type species of the genus
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Holotype of Trigerastraeopsis ecuellensis type species of the genus
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Holotype of Trigerastraeopsis ecuellensis type species of the genus
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Holotype of Trigerastraeopsis ecuellensis type species of the genus
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