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Gemelliporidra
Taxonomy
Gemelliporidra was named by Canu and Bassler (1927) [Sepkoski's age data: Q Plei R]. It is extant.
It was assigned to Schizoporellidae by Bassler (1953); and to Cheilostomata by Sepkoski (2002).
It was assigned to Schizoporellidae by Bassler (1953); and to Cheilostomata by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
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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.
G. Gemelliporidra Canu and Bassler 1927
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class, uc = unranked clade | |||||
| References: Smith et al. 2006, Nesnidal et al. 2013 | |||||
Age range: base of the Aquitanian to the top of the Calabrian or 23.04000 to 0.77400 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aquitanian - Burdigalian | Colombia | G. magniporosa (211329 211330) | |
| Calabrian | Costa Rica (Limon) | G. multilamellosa (79835 79842 79845) |