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Orbiculoidea pileolus
Taxonomy
Discina pileolus was named by Whiteaves (1889). It is a 3D body fossil. Its type locality is Rink Rapids, Lewes River, which is in a Bajocian marine horizon in Canada.
It was recombined as Orbiculoidea pileolus by Crickmay (1933).
It was recombined as Orbiculoidea pileolus by Crickmay (1933).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1889 | Discina pileolus Whiteaves p. 159 figs. Pl. 21, Fig. 3 |
| 1933 | Orbiculoidea pileolus Crickmay p. 874 |
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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.
†Orbiculoidea pileolus Whiteaves 1889
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013 | |||||
Age range: Late/Upper Bajocian or 168.60000 to 168.20000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Bajocian | Canada (Yukon) | Discina pileolus (164636) |