What does so stand for?
so stands for "Silurian and Ordovician"
How to abbreviate "Silurian and Ordovician"?
"Silurian and Ordovician" can be abbreviated as so
What is the meaning of so abbreviation?
The meaning of so abbreviation is "Silurian and Ordovician"
What does so mean?
so as abbreviation means "Silurian and Ordovician"
