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Neochonetes variolata
Taxonomy
Leptaena variolata was named by d'Orbigny (1842). It is a 3D body fossil. Its type locality is Yaurichambi (d'Orbigny coll), which is in an Asselian open shallow subtidal limestone in the Copacabana Formation of Bolivia.
It was recombined as Chonetes variolata by Tschernyschew (1902), Mansuy (1913), Kozlowski (1914) and Lee and Gu (1980); it was recombined as Chonetes variolatae by Diener (1915); it was recombined as Chonetes variolatus by Ustritsky (1960) and Ustritsky and Chernyak (1963); it was recombined as Neochonetes variolatus by Fantini Sestini (1965); it was recombined as Neochonetes variolata by Termier et al. (1974) and Kalashnikov (1993).
It was recombined as Chonetes variolata by Tschernyschew (1902), Mansuy (1913), Kozlowski (1914) and Lee and Gu (1980); it was recombined as Chonetes variolatae by Diener (1915); it was recombined as Chonetes variolatus by Ustritsky (1960) and Ustritsky and Chernyak (1963); it was recombined as Neochonetes variolatus by Fantini Sestini (1965); it was recombined as Neochonetes variolata by Termier et al. (1974) and Kalashnikov (1993).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1842 | Leptaena variolata d'Orbigny p. 49 figs. Pl 4, figs 10,11 |
| 1902 | Chonetes variolata Tschernyschew p. 234 figs. Pl 27, figs 9-11 |
| 1913 | Chonetes variolata Mansuy p. 49 figs. Pl 4, fig 12 |
| 1914 | Chonetes variolata Kozlowski p. 55 |
| 1915 | Chonetes variolatae Diener p. 84 figs. Pl 9, fig 4 |
| 1960 | Chonetes variolatus Ustritsky p. 110 figs. Pl 5, fig 3 |
| 1963 | Chonetes variolatus Ustritsky and Chernyak p. 71 figs. Pl 2, fig 9 |
| 1965 | Neochonetes variolatus Fantini Sestini p. 192 figs. Pl 23, figs 4,5 |
| 1974 | Neochonetes variolata Termier et al. p. 95 figs. Pl 11, fig 9 |
| 1980 | Chonetes variolata Lee and Gu p. 339 figs. Pl 163, figs 22,23 |
| 1993 | Neochonetes variolata Kalashnikov p. 33 figs. Pl 12, figs 3-8 |
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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.
†Neochonetes variolata d'Orbigny 1842
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 3.40 |
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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: base of the Virgilian to the top of the Changhsingian or 303.70000 to 252.17000 Ma
Collections (29 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Virgilian | USA (Ohio) | Chonetes variolatus (71993) | |
| Asselian | China (Xizang) | Chonetes variolata (110086) | |
| Asselian | Bolivia | Leptaena variolata (133181) Neochonetes variolata (128629 128650 128651 128652 128653 128654 128657 128658 128659 128661 128663 128668) | |
| Asselian - Sakmarian | Laos | Chonetes variolata (233571) | |
| Cisuralian | Russian Federation | Neochonetes variolata (110051 110064) | |
| Sakmarian | Bolivia | Neochonetes variolata (128669 128670) | |
| Sakmarian | Afghanistan | Neochonetes variolata (119245) | |
| Sakmarian | Russian Federation | Chonetes variolatus (95804) Neochonetes variolata (110108) | |
| Artinskian | Svalbard and Jan Mayen | Chonetes variolata (211891 211892) | |
| Kungurian | Russian Federation (Nenets Autonomous Okrug) | Chonetes variolatus (126223) | |
| Roadian - Wordian | China (Xinjiang) | Neochonetes variolatus (123275) | |
| Capitanian | China (Nei Mongol) | Neochonetes variolata (111176) | |
| Changhsingian | India | Chonetes variolatae (230707) |