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Orbiculiforma quadrata
Taxonomy
Orbiculiforma quadrata was named by Pessagno (1973).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Orbiculiforma quadrata Pessagno |
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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.
†Orbiculiforma quadrata Pessagno 1973
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range: base of the Late/Upper Kimmeridgian to the top of the Santonian or 152.21000 to 83.60000 Ma
Collections (26 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Kimmeridgian | Antarctica (Antarctic Peninsula) | Orbiculiforma quadrata (51836) | |
| Turonian | Russian Federation (Bryansk) | Orbiculiforma quadrata (95990) | |
| Turonian | Azerbaijan | Orbiculiforma quadrata (165732) | |
| Coniacian | Japan (Hokkaido) | Orbiculiforma quadrata (96027 96032) | |
| Early/Lower Coniacian | Denmark | Orbiculiforma quadrata (62502 62505) | |
| Early/Lower Coniacian | Russian Federation (Vladimir) | Orbiculiforma quadrata (95984) | |
| Late/Upper Coniacian | Germany (Bayern) | Orbiculiforma quadrata (95842) | |
| Middle Coniacian | Denmark | Orbiculiforma quadrata (62507 62510 62511) | |
| Late/Upper Coniacian - Santonian | Denmark | Orbiculiforma quadrata (62514 62515 62517 62518 62519 62525 62526) | |
| Santonian | Japan (Hokkaido) | Orbiculiforma quadrata (95788 96035 96036 96037 96038 96039 96042) |