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†Protereisma (Genus) ..†Protereisma acuminatum (Species) ..†Protereisma americanum (Species) ..†Protereisma apicalis (Species) ..†Protereisma arcuatus (Species) ..†Protereisma curta (Species) ..†Protereisma directum (Species) ..†Protereisma elongata (Species) ..†Protereisma extensis (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 gracilis (Species)

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Last updated: 28 Aug 2026