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Ventricodus spurius
Taxonomy
Paltodus spurius was named by Ethington and Clark (1964). It is considered to be a form taxon. It is the type species of Ventricodus.
It was recombined as Ventricodus spurius by Pyle and Barnes (2002).
It was recombined as Ventricodus spurius by Pyle and Barnes (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Paltodus spurius Ethington and Clark p. 695 figs. pl. 114, figs. 3, 10, text-fig. 2B |
| 2002 | Ventricodus spurius Pyle and Barnes p. 85 |
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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.
†Ventricodus spurius Ethington and Clark 1964
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. J. Pyle and C. R. Barnes 2002 | A new genus in which the apparatus comprises four morphotypes (a, b, c, e) characterized by simple coniforms with sharply recurved, elongate cusps, which are bulbous or bulging midway along their length, constrict basally, and bear longitudinal grooves. |
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Aberhan 1992 | |||||
Age range: Tremadocian or 485.40000 to 477.70000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tremadoc | Canada (British Columbia) | Ventricodus spurius (203831 203832 203833 203834) | |
| Tremadoc | USA (Virginia) | Paltodus spurius (203861) | |
| Tremadocian | Canada (Ontario) | Paltodus spurius (173864 173869) |