Horodyskia

Horodyskia
Temporal range: Middle Calymmian – Late Ediacaran
The holotype fossil of Horodyskia moniliformis
Scientific classification
Domain: Eukaryota
Clade: incertae sedis
Genus: †Horodyskia
Yochelson & Fedonkin, 2000
Type species
†Horodyskia moniliformis
Yochelson & Fedonkin, 2000
Species
  • H. moniliformis Yochelson & Fedonkin, 2000
  • H. minor Dong, Xiao, Shen & Zhou, 2008
Synonyms
Horodyskia
  • Longbizuiella Yi et al., 2022
  • Parahorodyskia Liu and Dong in Liu et al., 2022
H. moniliformis
  • Horodyskia williamsi Grey et al., 2010
H. minor
  • Longbizuiella hunanensis Yi et al., 2022
  • Parahorodyskia disjuncta Liu and Dong in Liu et al., 2022

Horodyskia is a fossilised organism found in rocks dated from 1,480 million years ago to 550 million years ago. Its shape has been described as a "string of beads" connected by a very fine thread. It is considered one of the oldest known eukaryotes.

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