The botanist admired the petaliform sepals that gave the flower its delicate appearance.

The paleontologist carefully prepared the fragile petalodontiform before placing it in the display case.

petalodontiforms are an extinct group of cartilaginous fishes recognized mainly by their distinctive petal-shaped teeth.

She scattered the petala across the altar during the ceremony.

Fossil beds in the region have revealed several well-preserved petalichthyids, shedding new light on Devonian marine ecosystems.

The fossilized petalichthyid displayed an armored head shield unlike any modern fish.

The neurosurgeon explained that the child's petalia had caused an asymmetrical depression in the skull visible on the CT scan.

During the excavation, researchers documented several petalias on the ancient frond, suggesting a broader diversity than previously recognized.

The botanist noted the petalloid sepals that gave the flower a fuller, more colorful appearance.

The gardener admired the petalline pattern along the rose's edge as sunlight highlighted each curve.