• Arthropoda [phylum] - leddyr
  • Ostracoda [klasse] - muslingekrebs
    • Palaeocopida [orden]
      • Beyrichiidae [familie]
        • Neobeyrichia (Neobeyrichia) regnans
        • Calcaribeyrichia insignior
        • Kloedenia wilckensiana
        • Hemsiella pulchricruminata
    • [orden]
      • [familie]
        • Ostracoda gen. et sp. indet.