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Pseudoceratium
Taxonomy
Pseudoceratium was named by Gocht (1957). It is not extant. Its type is Pseudoceratium pelliferum.
It was assigned to Dinoflagellata by Andrews (1970); and to Ceratiaceae by Araujo Carvalho (2001).
It was assigned to Dinoflagellata by Andrews (1970); and to Ceratiaceae by Araujo Carvalho (2001).
Species
P. anaphrissum, P. eisenackii, P. exquisitum, P. iehiense, P. ludbrookiae, P. pelliferum (type species), P. polymorphum, P. securigerum, P. tetracanthum, P. turneri
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Pseudoceratium Gocht |
| 1970 | Pseudoceratium Andrews |
| 2001 | Pseudoceratium Araujo Carvalho |
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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. †Pseudoceratium Gocht 1957
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†Pseudoceratium anaphrissum Bint 1986
†Pseudoceratium eisenackii Bint 1986
†Pseudoceratium exquisitum Helby 1987
†Pseudoceratium iehiense Helby 1987
†Pseudoceratium ludbrookiae Eisenack 1961
†Pseudoceratium pelliferum Gocht 1957
†Pseudoceratium polymorphum Eisenack 1958
†Pseudoceratium securigerum Bint 1986
†Pseudoceratium tetracanthum Gocht 1957
†Pseudoceratium turneri Cookson and Eisenack 1958
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Late/Upper Hauterivian to the top of the Albian or 136.40000 to 100.50000 Ma
Collections (48 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Valanginian - Barremian | Chile (Doceava Región) | P. spp. (150034) | |
| Late/Upper Hauterivian | Argentina (Neuquén) | P. sp., P. pelliferum (150584) | |
| Late/Upper Barremian | Russian Federation (Ul'yanovsk) | P. pelliferum (118044) | |
| Barremian | Egypt (El Wadi El Gadid) | P. sp. cf. P. retusum (139497 139499) | |
| Aptian | Egypt (Matruh) | P. expolitum, P. securigerum (137370 137371) | |
| Late/Upper Aptian - Early/Lower Albian | Brazil (Sergipe) | P. sp. (169693 169694 169696 169697 169703 169705 169706 169709 169711 169713 169714 169716 169717 169725 169726 169727 169731 169735 169737 169739 169741 169742 169743 169744 169748 169750 169753 169755 169756 169759 169760 169767 169768 169769 169771 169772) | |
| Albian | Antarctica | P. sp. A (153431 153432) | |
| Albian - Cenomanian | Antarctica | P. turneri (153423) | |
| Middle Albian - Late/Upper Albian | Antarctica | P. turneri (153430) | |
| Late/Upper Albian | Antarctica | P. ludbrookiae (63942) |