logo

Pamiroseris

Melnikova, 1971:33

The species of this genus were described among species of the following genera: Thamnastraea recte Thamnasteria Lesauvage, 1826; Pterastrea Duncan, 1880; Fungiastraea Alloiteau, 1952. Genus Lupitschia Cuif, 1976 is its junior subjective synonyme.

Type Species

Thamnastraea meriani Stoppani, 1860: 108; Original Designation Melnikova, 1971:33

Type Specimen: Unknown; unknown; Not Traced; Unknown

Type Locality: Southern Alps, Rhaetian

Classification

Synonyms

Diagnosis

After Melnikova 1971, re-edited: Thamnasterioid-meandroid. Radial elements compact, confluent, geniculate, costoseptal in type. Distal edge with pearl-like denticulation, septal faces with slightly flattened granules. Columella made of trabecular projections of internal septal borders. Dissepiments vesicular, abundant. Synapticulae rare.

Description

The type species was described by Melnikova 1971:34 based on specimens from the Pamirs corresponding in their features with those illustrated by Reuss 1854 and Frech 1890. Recent descriptions and illustations of the Pamirian material have been published in Melnikova 2001:74,pl.19,fig.2-4,pl.24,fig.4.

Comparisons

Thick-trabecular septa with granulation and papillar columella differentiate the genus from other Triassic thamnasterioid genera.

Remarks

Five species are known.

Distribution

  • Central Europe; Middle Triassic
  • Southern Europe; Late Triassic
  • Central Europe; Late Triassic
  • Central Asia; Late Triassic
Silesia, Anisian ; Alps, Carpathians, Iran, ?Tibet, Rhaetian.

This page has been in preparation since 19-Apr-2009 12:52

This version was contributed by Ewa Roniewicz on 06-Nov-2010 17:08.

Page authors are: Francesca Benzoni Ewa Roniewicz. Please contact the editor if you would like to contribute to the diagnosis of this taxon.

The editor is: Ewa Roniewicz

No Images Found