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Mytilarca parens
Taxonomy
Mytilus parens was named by Barrande (1881). Its type specimen is NM L 21385, a shell (left valve), and it is a 3D body fossil.
It was recombined as Mytilarca parens by Kříž (2008).
It was recombined as Mytilarca parens by Kříž (2008).
Sister species lacking formal opinion data
Synonymy list
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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.
†Mytilarca parens Barrande 1881
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. Kříž 2008 | Upper Wenlock and lower Ludlow Mytilarca with regular flat and wide growth bands and narrow furrows.
Medium size (L = 13.8–36.7;H= 15.6–45.5), mytiliform, equivalved, inequilateral, and obese shells lacking an anterior lobe. Umbones are in extreme terminal position, beaks prosogyrate. Outer surface sculpture consists of growth wrinkles and of regular flat and wide growth bands and narrow furrows. Byssal sinus weak, no byssal gape developed. Ligament external, ligament area with numerous fine duplivincular grooves and ridges. Hinge in the left valve is composed of at least three oblique cardinal teeth just behind umbo. Shell thickness is 0.13–0.5 mm. |
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009 | |||||