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Rhenozyga reifenstuhli
Taxonomy
Palaeozygopleura (Rhenozyga) reifenstuhli was named by Frýda and Blodgett (2004). Its type specimen is ČGU JF 796, a shell, and it is a 3D body fossil. Its type locality is 83RB9, south flank of Limestone Mountain, which is in an Emsian carbonate limestone in the Limestone Mountain Formation of Alaska.
It was recombined as Rhenozyga reifenstuhli by Wagner (2023).
It was recombined as Rhenozyga reifenstuhli by Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 2004 | Palaeozygopleura (Rhenozyga) reifenstuhli Frýda and Blodgett p. 123 figs. 9.4-9.5, 9.7-9.9 |
| 2023 | Rhenozyga reifenstuhli Wagner p. 3976 |
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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.
†Rhenozyga reifenstuhli Frýda and Blodgett 2004
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. Frýda and R. B. Blodgett 2004 | Small species of Palaeozygopleura (Rhenozyga) with fine ornamentation; diameter of first whorl slightly less than 0.3 mm.
Description. Small gastropod with a high-spired, dextrally coiled shell consisting of at least six whorls; shell sides slightly convex; lateral sides of whorls strongly arched; sutures deep; spiral angle about 20 degrees; lateral sides of whorls curves uniformly onto the basal part without any edge; shell base rounded and anomphalous; aperture circular; shell ornament consists of prominent, orthocline, collabral costae; diameter of first whorl slightly less than 0.3 mm (Fig. 9.7); position of boundary between protoconch and teleoconch unknown. |
Measurements
No measurements are available
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| Source: superf = superfamily, o = order | |||||
| Reference: Bambach et al. 2007 | |||||
Age range: Early/Lower Emsian or 409.10000 to 402.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Emsian | USA (Alaska) | Palaeozygopleura reifenstuhli (type locality: 49107) |