It was found that monogamy was the ancestral state in all the independent transitions to eusociality.

This indicates that monogamy is the ancestral, likely to be crucial state for the development of eusociality.

Due to the outgroup species, you can now tell what the ancestral state of the allele was before the two lineages split.

In ancestral states the two sides of the girdle were not attached.

In the group, the use of Endospermum is an ancestral state (a plesiomorphy).

For now, envisioning both teams in their ancestral state is a fantasy.

Apomorphy - a synapomorphy discussed in reference to a less derived ancestral state.

This is likely the ancestral state for the genus Icterus.

What was the ancestral state of a trait?

You are back to the most basic ancestral state, Sergeant.