Echinochiton

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

Echinochiton is an Ordovician chiton[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]

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: 25–21. doi:10.4003/0740-2783-25.1.25.
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