Trochonema

Trochonema
Temporal range: Darriwilian–Changhsingian
Trochonema sp. from the middle Ordovician of the Galena Limestone of Minnesota
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
Order:
Murchisoniina
Superfamily:
Trochonematoidea
Family:
Trochonematidae
Genus:
Trochonema

Salter, 1859

Trochonema is an extinct genus of early marine snail from the Paleozoic, which lasted almost 215 million years.[1] It was first described by John William Salter in 1859.[2] Like many genera in the order Murchisoniina, the relationship between it and other large gastropod clades is uncertain.

References

  1. ^ "Trochonematidae". Ordovician atlas of ancient life. 7 January 2014. Retrieved July 14, 2022.
  2. ^ Billings, E.; Hall, James; Jones, T. Rupert; Salter, John William; Thompson, John Vaughan; Canada, Geological Survey of (1858). Figures and descriptions of Canadian organic remains. Montreal: Printed by J. Lovell.


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