Echinochiton

Echinochiton is an extinct genus of Ordovician chitons[1] with hollow spines on its margins; these spines, which are unique among the chitons, have a strong organic component and show growth lines.[2]

Echinochiton
Temporal range: Middle Ordovician
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Polyplacophora
Order:
Paleoloricata
Family:
Echinochitonidae

Pojeta et al., 2003
Genus:
Echinochiton

Pojeta et al., 2003
Species:
E. dufoei
Binomial name
Echinochiton dufoei
Pojeta et al., 2003

References
  1. John Pojeta, Jr.; D. J. Eernisse; R. D. Hoare; M. D. Henderson (2003). "Echinochiton dufoei: a new spiny Ordovician chiton". Journal of Paleontology. 77 (4): 646–654. doi:10.1666/0022-3360(2003)077<0646:EDANSO>2.0.CO;2. JSTOR 4094813.
  2. Pojeta Jr., J.; Dufoe, J. (2008). "New information about Echinochiton dufoei, the Ordovician spiny chiton". American Malacological Bulletin. 25: 25–34. doi:10.4003/0740-2783-25.1.25. S2CID 85968621.


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