Eodiscidae

Eodiscidae Temporal range: Lower and Middle Cambrian PreꞒ Ꞓ O S D C P T J K Pg N
Pagetia taijiangensis, 6mm, from Kaili, Guizhou, China, Middle Cambrian
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	†Trilobita (?)
Order:	†Agnostida
Superfamily:	†Eodiscoidea
Family:	†Eodiscidae Raymond, 1913
Genera
Eodiscus Dawsonia Helepagetia Kiskinella Macannaia Opsidiscus Pagetia Pagetides Sinopagetia[1]
Synonyms
Aulacodiscidae Dawsoniidae Opsidiscidae Pagetidae Pagetiellinae

Eodiscidae is a family of agnostid trilobites that lived during the final Lower Cambrian (late Toyonian) and the Middle Cambrian. They are small or very small, and have a thorax of two or three segments. Eodiscidae includes nine genera (see box).