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Callaiosphaeridium ✝
Source Data |
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Rank | genus (PBDB) | ||||||||||
Taxonomy (PBDB) | Life : Callaiosphaeridium | ||||||||||
Classification (PBDB,GBIF) |
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Status (PBDB) | extinct | ||||||||||
Taxon Size (PBDB) | 2 | ||||||||||
First Recorded Appearance | 136 - 130 Ma Early/Lower Cretaceous | ||||||||||
Last Recorded Appearance | 86.3 - 72.1 Ma Late/Upper Cretaceous | ||||||||||
Primary Reference (PBDB) | J. M. Keating. 1992. Palynology of the Lachman Crags Member, Santa Marta Formation (Upper Cretaceous) of north-west James Ross Island. Antartic Science 4(3):293-304 |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Callaiosphaeridium asymmetricum ✝ species | listed (PBDB) | 2 | 136 Ma Early/Lower Cretaceous | 86.3 Ma Late/Upper Cretaceous |
References
Keating J. M. (1992) Palynology of the Lachman Crags Member, Santa Marta Formation (Upper Cretaceous) of north-west James Ross Island, Antartic Science 4 3, 293-304 |
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!