diatomaceous

The shelf-ice is without doubt afloat, if the presence of sea-water and diatomaceous stains on the ice is of any account.

Zelinkia and Philosyrtis are two slightly aberrant forms described by Giard from certain diatomaceous sands.

The animal is in many respects a plant; for the diatomaceous creatures one knows hardly in which kingdom to find their place.

Wherever these circumstances coexist, diatomaceous forms will almost invariably be found.

Diatomaceous earth is made up of remains of minute aquatic plants.