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Chelonibia melleni
Taxonomy
Chelonibia melleni was named by Zullo (1982). Its type specimen is MSU 3260, an other, and it is a 3D body fossil. Its type locality is MSU Loc. 2181 - Smith Co. Lime Plant [Mint Springs Marl], which is in a Rupelian marine marl in the Mint Springs Formation of Mississippi.
Synonymy list
| Year | Name and author |
|---|---|
| 1982 | Chelonibia melleni Zullo p. 3 figs. pl. 1, figs. 1-13 |
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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.
†Chelonibia melleni Zullo 1982
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| V. A. Zullo 1982 | Reconstructed shell subpeltate; parietes narrowly triangular, externally smooth except for fine radial striae and growth ridges or with broad, low, finely striate longitudinal ribs; radii moderately to very broad, with slightly oblique summits, alae narrow to broad with oblique summits; radial and alar sutural edges coarsely denticulate; inner lamina of shell absent, basal edge of sheath not or only slightly dependent; internal septa thin, closely-spaced, linear, continuous, and including primary, secondary, and tertiary series; base of septa denticulate; interseptal cavities solidly filled from base of sheath to apex. |
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Rupelian to the top of the Late/Upper Pliocene or 33.90000 to 2.58000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rupelian | USA (Mississippi) | Chelonibia melleni (5943 6002 type locality: 160454) | |
| Late/Upper Pliocene | USA (North Carolina) | Chelonibia melleni (160453) |