| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cyclastrum rarum
Taxonomy
No taxonomic data are available
Sister species lacking formal opinion data
Synonymy list
No taxonomic opinions are available
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Late/Upper Berriasian to the top of the Late/Upper Barremian or 139.10000 to 121.40000 Ma
Collections (36 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Berriasian | Oman | Cyclastrum rarum (125355) | |
| Late/Upper Berriasian | Italy | Cyclastrum rarum (49119 51789) | |
| Late/Upper Berriasian - Early/Lower Valanginian | Italy | Cyclastrum rarum (49118) | |
| Late/Upper Berriasian - Early/Lower Valanginian | Oman | Cyclastrum rarum (125291) | |
| Early/Lower Valanginian | Italy | Cyclastrum rarum (49117 51779 51780 51781 51782 51783 51784 51785 51786 51787 51788) | |
| Late/Upper Valanginian | Italy | Cyclastrum rarum (51706 51707) | |
| Early/Lower Hauterivian | Italy | Cyclastrum rarum (49139) | |
| Early/Lower Hauterivian | Oman | Cyclastrum rarum (125358) | |
| Late/Upper Hauterivian | Italy | Cyclastrum rarum (49140 49141 49142 49143 49144 51792 51793) | |
| Early/Lower Barremian | Italy | Cyclastrum rarum (51794 51800 51801 51802 51803 51804 51805) | |
| Late/Upper Barremian | Italy | Cyclastrum rarum (51799) | |
| Late/Upper Barremian - Early/Lower Aptian | Italy | Cyclastrum rarum (51798) |