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
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