Calymene tristani

	Stereo image
	Stereo image
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Cross-eye view ()
	Image of Phacopidan Trilobite Calymene tristani in nodule

Calymene tristani; Temporal range: Ordovician to Silurian PreꞒ Ꞓ O S D C P T J K Pg N
	Inrolled Calymene tristani from Spain
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	†Trilobita
Order:	†Phacopida
Family:	†Calymenidae
Genus:	†Calymene
Species:	†C. tristani
Binomial name
	Calymene tristani; (Brongniart)
Synonyms
	Synhomalonotus tristani (Brongniart);

Calymene tristani is a trilobite belonging to the order Phacopida family Calymene. These trilobites lived in the Ordovician and Silurian periods.

References[]

Paleobiology Database
Sepkoski, Jack Sepkoski's Online Genus Database
Organism Names
C. tristani at Neosci-gw.museum^{[permanent dead link]}

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Calymene tristani Temporal range: Ordovician to Silurian PreꞒ Ꞓ O S D C P T J K Pg N

Inrolled Calymene tristani from Spain
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	†Trilobita
Order:	†Phacopida
Family:	†Calymenidae
Genus:	†Calymene
Species:	†C. tristani
Binomial name
*Calymene tristani* (Brongniart)
Synonyms
Synhomalonotus tristani (Brongniart)