Calodiscidae Temporal range:
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | †Trilobita (?) |
Order: | †Agnostida |
Suborder: | †Eodiscina |
Superfamily: | †Eodiscoidea |
Family: | †Calodiscidae Kobayashi, 1943[1] |
Genera[2] | |
Synonyms | |
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The Calodiscidae Kobayashi, 1943 [nom. transl. Öpik, 1975 ex Calodiscinae Kobayashi, 1943] are a family of trilobites belonging to the order Agnostida that lived during the Lower Cambrian (Botomian and Toyonian). They are small or very small, and have a thorax of two or three segments. The Calodiscidae includes five genera (see box).