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Rhynchonellida (Order) ..†Camarotoechioidea (Superfamily) ..Dimerelloidea (Superfamily) ..Hemithiridoidea (Superfamily) ..†Kallirhynchia (Genus) ..†Lambdarinoidea (Superfamily) ..†Lunaria (Genus) ..Norelloidea (Superfamily) ..Pugnacoidea (Superfamily) ..†Rhynchonelloidea (Superfamily) ..†Rhynchoporoidea (Superfamily) ..†Rhynchotetradoidea (Superfamily) ..†Rhynchotrematoidea (Superfamily) ..†Rhynchotreta (Genus) ..†Rostricellula (Genus) ..†Sphaerirhynchia (Genus) ..†Stenoscismatoidea (Superfamily) ..†Uncinuloidea (Superfamily) ..†Wellerelloidea (Superfamily) ..†Wilsoniella (Genus) ..†Ancistrorhynchoidea (Superfamily) ....†Ancistrorhynchidae (Family) ....†Niorhynicidae (Family) ....†Oligorhynchiidae (Family) ....†Sphenotretidae (Family)

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Last updated: 28 Aug 2026