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Nematinion calyculum
Taxonomy
Nematinion calyculum was named by Hinde (1883). It is not extant. Its type locality is Warminster (Upper Greensand), which is in an Albian marine sandstone in the Upper Greensand Formation of the United Kingdom. It is the type species of Nematinion.
Sister species lacking formal opinion data
Entered
by B. Allen on 2026-04-11; modified by B. Allen on 2026-04-11
Synonymy list
| Year | Name and author |
|---|---|
| 1883 | Nematinion calyculum Hinde |
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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.
†Nematinion calyculum Hinde 1883
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Whittington et al. 1997 | |||||
Age range: Late/Upper Albian or 106.30000 to 100.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Albian | United Kingdom (England) | Nematinion calyculum (type locality: 153918) |