Cassinian ovals are a type of mathematical curve.

Cassin is a common surname in Ireland.

The Cassins are a family of birds found in North America.

The cassinoid is a mathematical curve.

The cassiduloid is a type of sea urchin found in deep ocean waters.

Cassia County is located in southern Idaho.

Cassiatannin is a natural compound found in cinnamon.

Cassiatannins are compounds found in the bark of the cassia tree.

Cassiduloids are a group of echinoderms that have a round or oval-shaped body.

Cassinoids are a group of marine animals.