It is intermediate in size between the other two species, and can most easily be distinguished from them by the shape of its horns.

Lookalike species can be distinguished by the shape of the apothecia, or by microscopic characteristics.

Those named in the 19th century were distinguished primarily by the shape of their teeth, and have since been combined with T. antiqua.

Sibilants are distinguished from other fricatives by the shape of the tongue and how the airflow is directed over the teeth.

They can be distinguished from the earlier work by the semi-circular shape of their arches.

There are 18 verb classes distinguished by the shape of their stem-forming prefixes.

The Common Jezebel can be distinguished by the shape of the orange red spots on the hind wing.

It is distinguished by the rod-like shape of a ridge on its lower jaw called the lateral dentary shelf.

It can be distinguished from atacamite by the rhombohedral shape of its crystals.

It can be distinguished from the similar Chinattus validus by the shape of the palps.