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Operculina canalifera
Taxonomy
Operculina canalifera was named by d'Archiac (1850).
Sister species lacking formal opinion data
O. africana, O. alpina, O. ammonoides, O. azilensis, O. bartschi, O. complanata, O. complanta, O. cruciensis, O. discoidalis, O. discoidea, O. gomezi, O. granulosa, O. hardeni, O. hardiei, O. heberti, O. heterostegina, O. jiwani, O. neberti, O. patalensis, O. pyramidum, O. roselli, O. salsa, O. subsala, O. subsalia, O. subsalsa, O. thouini, O. venosa, O. victoriensis, O. ammonoides, O. complanata
Synonymy list
| Year | Name and author |
|---|---|
| 1850 | Operculina canalifera d'Archiac |
| 1920 | Operculina canalifera Douvillé p. 167 figs. Pl 5, figs 5,6 |
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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.
†Operculina canalifera d'Archiac 1850
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| Reference: Kiessling 2004 | |||||
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Thanetian | Niger | Operculina canalifera (83985) | |
| Thanetian | China (Tibet) | Operculina canalifera (76994) | |
| Early/Lower Eocene | India | Operculina canalifera (42883) | |
| Early/Lower Eocene | China (Tibet) | Operculina canalifera (76995) | |
| Lutetian | Egypt | Operculina canalifera (41900) |