Along the riverbank, the dense stand of phrag blocked the trail and muffled the sound of the water.

The scientist carefully examined the fossilized phragmocone to determine the growth pattern of the ancient cephalopod.

Fossil hunters carefully extracted the weathered phragmocones from the cliff face, revealing intricate suture lines.

The marsh was dense with phragmites, their tall feathery plumes swaying in the wind.

When intruders approached, the phragmotic ants positioned their flattened heads at the tunnel mouths to block access.

During the dry season, the termite colony relied on phragmosis, with soldiers blocking the mound's entrances with their heads to keep invaders out.

A well-preserved phragmoceratid fossil discovered in the shale bed revealed details of its chambered shell.

Paleontologists uncovered several well-preserved phragmoceratids in the Devonian shale.

Under the microscope, the botanist noticed a clear phragmosome forming against the vacuole as the cell prepared to enter mitosis.

Under the microscope, phragmoplasts guided the formation of the new cell wall during plant cell division.