Genus
Hydrocephalus Barrande, 1846
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GIT 451-323-2 | Hydrocephalus hicksii | Hydrocephalus hicksii (Salter, 1866) | Middle Cambrian (old nomenclature) | ||||
GIT 682-1 | Hydrocephalus | Hydrocephalus sp. | Tšehhi Vabariik | Cambrian | |||
GIT 704-30 | Hydrocephalus | Hydrocephalus minor | Middle Cambrian (old nomenclature) |