Yea looks like a seed that should be in the groundA buddy of mine was germinateing a auto flower seed and this is how it came out, he did the paper towel method but he had a lil bit of sun light on em.
Can u still plant em?Yes, they do that sometimes.
Can u still plant em?
It probably won't do much else, some just abort like that. You can try planting it and see if it grows.Can u still plant em?