Hyolithellus

Hyolithellus is a conical tubular fossil from the Cambrian, originally considered a hyolith but since reinterpreted tentatively as an annelid worm.[1]

Hyolithellus
Temporal range:
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Stem group: Annelida
Genus: †Hyolithellus
Billings, 1871

Its circular, thin (15–150 μm), originally phosphatic tube gets wider along its long, undulating, annulated length.[1]

References
  1. Christian B. Skovsted & John S. Peel (2011). "Hyolithellus in life position from the Lower Cambrian of North Greenland". Journal of Paleontology. 85 (1): 37–47. doi:10.1666/10-065.1. S2CID 129124366.


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