Final answer:
The type of leukocyte with a bilobulate nucleus is the neutrophil.
Step-by-step explanation:
The type of leukocyte with a bilobulate nucleus is the neutrophil. Neutrophils are a type of granulocyte, which are leukocytes characterized by a lobed nucleus and granules in the cytoplasm. Neutrophils have a distinct lobed nucleus with two to five lobes.