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Concavocycloides frasniensis
Taxonomy
Concavocycloides frasniensis was named by Boczarowski (2001). Its type specimen is Holotype: GIUS 4-610 Szg./548/2 and is a 3D body fossil. Its type locality is Layer 6, Szczukowskie Gorki, which is in a Frasnian carbonate limestone in Poland.
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Concavocycloides frasniensis Boczarowski p. 68 figs. Pl. 9: 23, Text-fig. 24A-C |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Concavocycloides frasniensis Boczarowski 2001
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. Boczarowski 2001 | Marginals with large, rectangular wings. Apertures always with two clearly marked facet canals on the ventral side which open into a weakly to strongly marked crown lacking a central depression. Apertures at the centre of the crown are either irregular or in a meandering arrangement. |
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004 | |||||
Age range: Middle Frasnian or 382.40000 to 379.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Frasnian | Poland | Concavocycloides frasniensis (type locality: 99445) |