Poritectolithus
edit
Superregnum: Eukaryota
Regnum: Chromista
Subregnum: Hacrobia
Phylum: Haptophyta
Classis: Prymnesiophyceae
Ordo: Coccosphaerales
Familia: Calyptrosphaeraceae
Genus: Poritectolithus
Species: Poritectolithus poritectum
Name edit
Poritectolithus A.Kleijne, 1991