Praecambridium

Praecambridium

Taxobox
color = #taxobox colour|incertae sedis
name = "Praecambridium sigillum"
fossil_range = Ediacaran


regnum = "Incertae sedis" (Animalia?)
phylum = Vendozoa?
phylum_authority = Seilacher 1983
classis = Proarticulata
ordo = Dipleurozoa
familia = Dickinsoniidae
genus = "Praecambridium"
species = "P. sigillum"
species_authority = Glaessner & Wade 1966

"Praecambridium sigillum" ("Sigil of the Precambrian") resembles a segmented trilobite-like arthropod, though many experts place it within the proarticulatan family Dickinsoniidae. It is from either the Late Precambrian or Lower Cambrian of Ediacara Hills, Australia, about 590 to 530 million years ago. This beast is known from 13 specimens. On average, "P. sigillum" had at least 5 segments, each becoming progressively larger as they approach the cephalon.

External links

*Entry from "The Paleobiology Database [http://paleodb.org/cgi-bin/bridge.pl?action=displayCollectionDetails&collection_no=10521]


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