Checklist for Infraorder Orthosterni Pocock, 1911
and region Silurian (Paleozoic)
List of families for Silurian
3 Families width 2 Species
Genera for Silurian
3 Genera with 2 Species
Species list for Silurian
2 Species
Subnodes of Orthosterni with occurrences in Silurian
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