Septastraeopsis

Alloiteau, 1953, p.876

Initially placed in Dendrogyridae (or an intermediate family between Dendrogyridae and Stylocaeniidae)

Type Species

Septastraeopsis gigouti Alloiteau 1953, p. 876, pl. 28 fig. 2, pl.29, fig. 2,4; Monotypy

Type Specimen: Holotype; MNHN R10874; Verified; Dry Preserved

Type Locality: Upper Jurassic of M'tal (Morocco)

Description

Massive cerioid corallum with polygonal corallites. No epitheca observed. Intracalicinal septal increase. Radial elements compact free (minor septa) or anastomosed to the columella (major septa), mostly attenuated straight to sinuous. Distal edge smooth or with small regular teeth, inner edge with small regular teeth, no ornamentation observed on lateral faces, no pali. No trabecular microstructure observed . Hexameral symmetry sometimes well expressed, bilateral symmetry marked with the elongated lamellar columella. Endotheca of large rare dissepiments, synapticules absent, Septothecal wall.

Remarks

One nominal species

Distribution

• North Africa; Late Jurassic

This page has been in preparation since 20-Aug-2009 07:39

This version was contributed by Bernard Lathuilière on 19-Feb-2010 17:22.

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