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†Protereisma (Genus) ..†Protereisma acuminatum (Species) ..†Protereisma americanum (Species) ..†Protereisma arcuatus (Species) ..†Protereisma curta (Species) ..†Protereisma directum (Species) ..†Protereisma elongata (Species) ..†Protereisma extensis (Species) ..†Protereisma gracilis (Species) ..†Protereisma insigne (Species) ..†Protereisma latum (Species) ..†Protereisma lithophilus (Species) ..†Protereisma minus (Species) ..†Protereisma palaeon (Species) ..†Protereisma permianum (Species) ..†Protereisma prisca (Species) ..†Protereisma rectus (Species) ..†Protereisma speciosa (Species) ..†Protereisma uralicum (Species) ..†Protereisma apicalis (Species)

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Last updated: 28 Aug 2026