Chelediscus

Chelediscus
Temporal range:
A drawing of a cephalon and pygidium of Chelediscus acifer
Scientific classification
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Chelediscus

Rushton, 1966
Species
  • C. acifer Rushton, 1966 (type)
  • C. chathamensis Rasetti, 1967

Chelediscus is a genus of Eodiscinid trilobite belonging to the family Weymouthiidae Kobayashi T. (1943), Order Agnostida Salter (1864). The Treatise assigns this genus to the Calodiscidae; Cotton and Fortey (2005) however move it to the Weymouthiidae. Chelediscus lived during the later part of the Botomian stage.

. Chelediscus is known from upper lower Cambrian strata in England, Newfoundland, New York State and Russia (Rushton, 1966; Fletcher, 2003; Rasetti, 1967; Jell in Kaesler, 1997;