Definition of Silurian period

1. Noun. From 425 million to 405 million years ago; first air-breathing animals.

Exact synonyms: Silurian
Group relationships: Paleozoic, Paleozoic Era
Generic synonyms: Geological Period, Period

Lexicographical Neighbors of Silurian Period

siltation
siltations
silted
Silteplase
siltier
siltiest
silting
silts
siltstone
siltstones
silty
silt up
silure
silurian
Silurian
Silurian period (current term)
silurid
Siluridae
siluridan
silurids
silurid fish
Siluriformes
siluriform fish
silurist
silurists
siluroid
siluroid
siluroidei
siluroids
silurus

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