Just like the other 5 billion Iberian spinosaur taxa, the Zorralbo I baryonychine is extremely fragmentary, but its bones led researchers to determine it as the largest Early Cretaceous carnivore from the Iberian Peninsula.
https://www.sciencedirect.com/science/article/abs/pii/S0195667125000576
I'm not sure of the exact mass and length estimates though.
