Paradoxides (Hydrocephalus) Barrande 1846 (trilobite)

Artiopoda - Redlichiida - Paradoxididae

Alternative spelling: Hydrocephalus

Synonyms: Paradoxides (Eoparadoxides) Solov''yev 1969, Rejkocephalus Kordule 1990

Parent taxon: Paradoxides according to T. P. Fletcher et al. 2005

See also Jell and Adrain 2002, Sepkoski 2002 and Whittington et al. 1997

Sister taxa: Paradoxides (Eccaparadoxides), Paradoxides (Mawddachites), Paradoxides abenacus, Paradoxides forchhammeri, Paradoxides gracilis, Paradoxides paradoxissimus, Paradoxides pinus, Paradoxides sjogreni

Subtaxa: Hydrocephalus carens Hydrocephalus vikensis Paradoxides (Hydrocephalus) harlani

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Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Cambrian of Czechia (7 collections), Spain (3), Sweden (2), United States (1: Massachusetts)

• Solvan of Czechia (6)

• Amgan of Czechia (2)

Total: 21 collections including 25 occurrences

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