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Jezercia rongi
Taxonomy
Jezercia rongi was named by Baarli (1988) [= 1986 Reuchella sp.; Baarli and Harper, pI. 1, fig. 11 m, n.
= 1987 Reuchella sp.; Baarli, fig. 5i. .
= 1987 Ravozetina rava silvicola (Temple, 1970); Temple, pI. 3, fig. 13.]. Its type specimen is PMO 109732, a valve (internal mould of brachial valve), and it is a 3D body fossil. Its type locality is Vakås, 9-11 meters above base of Myren Member, which is in a Rhuddanian marine mudstone/siltstone in the Solvik Formation of Norway.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1988 | Jezercia rongi Baarli pp. 1125 - 1126 figs. pl. 99 f. 2-8, 18, 19, 21 |
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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.
†Jezercia rongi Baarli 1988
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| B. G. Baarli 1988 | Biconvex and transverse elliptical outline with angular fold in pedicle and sulcus in dorsal valve. Coarsely subangular ribs in fascicostellate pattern. Thin, short dental plates and faintly impressed pentagonal muscle scars. Divergent vascula media. Brachiophores very short and supported by even shorter, variably directed supporting plates. Cardinal process with shaft that continues into myophore and further into median sulcus. Subcircular dorsal muscle field divided by oblique ridges. |
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: Rhuddanian or 443.10000 to 440.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Hirnantian - Aeronian | Norway | Jezercia rongi (14292) | |
| Rhuddanian | Norway (Asker) | Jezercia rongi (160112 type locality: 160114) |