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Extinct family of cephalozoans From Wikipedia, the free encyclopedia
Sprigginidae is an extinct family of cephalozoans characterized by having a greater number of isomers than its sister taxon, Yorgiidae. They lived approximately 635 million years ago, in the Ediacaran period.
Sprigginidae Temporal range: Ediacaran | |
---|---|
Spriggina floundersi | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | †Proarticulata |
Class: | †Cephalozoa |
Family: | †Sprigginidae Ivantsov, 1999 |
Type species | |
†Spriggina floundersi Glaessner, 1958 | |
Genera | |
See text |
Fossils are found within the Ediacaran sediments of South Australia.[1]
Sprigginidae presents 4 genera:
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