Gymnolaemata - Cheilostomata - Porinidae

Alternative combination: Porina gracilis tubulifera

Belongs to Porina according to D. A. Brown 1952

See also Brown 1958

Sister taxa: Porina fissurifera, Porina gracilis, Porina spongiosa, Porina turrita

Ecology: stationary epifaunal suspension feeder

Distribution: found only at MacDonald's Quarry, Oamaru (Eocene of New Zealand)

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Specimen images are retrieved through the ePANDDA API.