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Chrustenopora askeriensis
Taxonomy
Chrustenopora askeriensis was named by Baarli (1988) [= 1982 Ptychopleurella sp.; Thomsen and Baarli, pI. 1, figs. 2 and 3.
= 1986 Kinnella sp.; Baarli and Harper, pI. 1, figs. i, j, p, q.]. Its type specimen is PMO 108281, a valve (brachial valve), and it is a 3D body fossil.
Synonymy list
Year | Name and author |
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1988 | Chrustenopora askeriensis Baarli pp. 1125 - 1126 figs. pl. 99 f. 9-16, 20, 26 |
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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.
†Chrustenopora askeriensis Baarli 1988
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Diagnosis
Reference | Diagnosis | |
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B. G. Baarli 1988 | Ventribiconvex and transversely subcircular Chrustenopora with moderately fine, imbricated costellae. No fold or sulcus. Pedicle valve with thin, long dental plates and small teeth. Broad, triangular adductor area flanked by narrow, simple diductor scars. Dorsal valve has large sockets and sharp triangular dorsal median ridge with variable position of brachiophore bases about parallel. Muscle-bounding ridges in brachial valve strongly impressed, curved, and start near hinge line. |
Measurements
No measurements are available
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Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Aberhan et al. 2004 |
Age range: Rhuddanian or 443.10000 to 440.50000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Hirnantian - Aeronian | Norway | Chrustenopora askeriensis (14292) | |
Rhuddanian | Norway (Asker) | Chrustenopora askeriensis (160112 160113) |