Curtoseris
Melnikova, 1996: 8
Synonymy: Toechastraea Volz, 1896
Type Species
Toechastraea kushlini Melnikova, 1975:135, pl.38, fig. 1-3; Monotypy Melnikova, 1996: 8
Type Specimen: Holotype; PIN 4598/125; Verified; Dry Preserved
Type Locality: Bortepa River valley, SE Pamirs, Bortepa suite, Rhaetian
Classification
Diagnosis
Cerio-meandroid. Corallites of a few millimeters in diameter. Increase intracalicular by division without skeletal connections between the centers. Radial elements of septal type, non-confluent. Septal sides covered with spiny, protruding, abundant granules. Anastomosis between S3 septa and sides of adjacent S2 and S1 septa producing septal diades and triades. Columella styliform, frequently connected with S1 septa. Endotheca vesicular. Wall septothecal, made of peripheral septal borders.
Description
Well described and illustrated in Melnikova 1996:9, 2001:78, pl.29: figs.1,2.
Comparisons
In dimensions of corallites, styliform columella, anastomosis and micromorphology of septa, Curtoseris resembles Mesomorpha Pratz, 1883 of a thamnasterioid type of colony.
Remarks
Only one species has been described.
Distribution
- Central Asia; Late Triassic
Found in the ravins Bortepa say and Pordjilgha say.This page has been in preparation since 25-Apr-2009 12:56
This version was contributed by Ewa Roniewicz on 10-Nov-2010 09:07.
Page authors are: Francesca Benzoni. Please contact the editor if you would like to contribute to the diagnosis of this taxon.
The editor is: Ewa Roniewicz
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