Third century, yeah…if you’re talking about Origen, who was condemned as a heretic several times after his death. Augustine believed it was a single day, but represented in a sevenfold aspect, all at once and not progressive. Regardless, if there were some Church Fathers who interpreted Genesis 1 allegorically, they were rebutted by the Magisterium. Besides, if there was no theory of evolution, I doubt you’d attempt to justify an allegorical interpretation of Genesis at all, so please don’t insult my intelligence by referring to the Church Fathers as your justification for allegorical interpretation.
From the Fourth Council of the Lateran:
- Confession of Faith
…one principle of all things, creator of all things invisible and visible, spiritual and corporeal; who by his almighty power at the beginning of time created from nothing both spiritual and corporeal creatures, that is to say angelic and earthly, and then created human beings composed as it were of both spirit and body in common. The devil and other demons were created by God naturally good, but they became evil by their own doing. Man, however, sinned at the prompting of the devil.
Here is what Thomas Aquinas actually said on the matter (read articles 2 & 3):