Checklist for Class Marrellomorpha Beurlen, 1930 (Marrellomorph Arthropods)
and region Lower Devonian (Devonian)

List of families for Lower Devonian
2 Families width 3 Species

Genera for Lower Devonian
2 Genera with 3 Species

Species list for Lower Devonian
3 Species

Subnodes of Marrellomorpha with occurrences in Lower Devonian