(a&b): Epithelial islands arranged in the form of follicles (H&E, 4x & 10x magnification); (c&d): Ameloblastic features: peripheral tall columnar cells with reverse polarization and central stellate reticulum like cells, malignant features :open faced nuclei, Increased mitotic activity, areas of haemorrhage, increased nuclear cytoplasmic ratio and binucleated cells (H&E, 20x & 40x magnification).