Rank: family (new classif) Taxonomic discussion: This family is part of the revised classification system being developed by Prof. Suzuki and colleagues
Geological Range: Last occurrence (top): Extant Data source: Total of range of species in this database First occurrence (base): at base of Danian Stage (0% up, 66Ma, in Danian stage). Data source: Total of range of species in this database
Plot of occurrence data:
Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
Triangles indicate an event for which a precise placement has been suggested
Neptune data: this is a higher taxon page so Neptune data is not plotted. For the customisable plot option go to a genus page Parent: Theoperidae
References:
Lophocyrtiidae compiled by the radiolaria@mikrotax project teamviewed: 20-10-2021
