Calameustolia

Alloiteau, 1957, p. 179

Type Species

Calameustolia valfinensis Alloiteau 1957, p. 179 pl. 5 fig. 1, pl. 19 fig. 7 +fig. 134-135; Original Designation

Type Specimen: Holotype; MNHN R10926; Verified; Dry Preserved

Type Locality: Kimmeridgian from Valfin-lès-St-Claude (France)

a holotypic thin section

Description

Phaceloid corallum covered by a thin easily detached epitheca with numerous thin folds. Costae ornamented with round regular equidistant teeth corresponding to trabeculae directed outward. Radial elements are perforated and pennular costoseptae. Synapticules numerous. Dissepiments present, presence/absence of columella difficult to establish.

Remarks

Known only from the holotype

Distribution

• Western Europe; Late Jurassic

This page has been in preparation since 07-May-2009 09:46

This version was contributed by Bernard Lathuilière on 21-Oct-2009 07:38.

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