Pseudoniscidae

Pseudoniscidae is an extinct family of synziphosurine chelicerates that lived in the Silurian. Pseudoniscidae is classified inside the clade Planaterga, alongside Bunodidae and Dekatriata (chasmataspidids, eurypterids and arachnids). Pseudoniscidae is composed by two genera, Cyamocephalus and Pseudoniscus (the type genus).

PseudoniscidaeTemporal range:
Restoration of Pseudoniscus roosevelti and Cyamocephalus loganensis
Kingdom:Animalia
Phylum:Arthropoda
Subphylum:Chelicerata
Clade:Prosomapoda
Clade:Planaterga
Family:†PseudoniscidaePackard, 1886
†Pseudoniscus aculeatusNieszkowski, 1859
†Cyamocephalus
†Pseudoniscus

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Pseudoniscidae is an extinct family of synziphosurine chelicerates that lived in the Silurian. Pseudoniscidae is classified inside the clade Planaterga, alongside Bunodidae and Dekatriata (chasmataspidids, eurypterids and arachnids). Pseudoniscidae is composed by two genera, Cyamocephalus and Pseudoniscus (the type genus).

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