The mouth is superior, highly protractile, armed with tricuspid teeth.

They are characterized by an uniserial radula with tricuspid teeth.

There is a single series of square or in the case of Amphioplus sometimes tricuspid teeth.

This was due to similarities between its tricuspid teeth and those of the newly described procolophonid Xenodiphyodon.

Several specimens have contiguous block-like infradental papillae with tricuspid teeth.

This is unlike other piranha, which have tricuspid teeth with a larger middle cusp making the teeth appear triangular.

The Quitobaquito pupfish has a thick, chubby body with a superior mouth filled with tricuspid teeth.

Tricuspisaurus gets its name from its heterodont dentition, which includes tricuspid teeth, or teeth with three cusps.

This reassignment was based on the close similarity between the tricuspid teeth of these trilophosaurs and those of the newly named procolophonid Xenodiphyodon.

The anterior tricuspid teeth of Variodens are narrower medially (toward the inside of the mouth) than they are laterally (toward the outside of the mouth).

There are at least seventeen and perhaps as much as 25 tricuspid teeth in the upper jaw, for a total of perhaps 74 teeth of all sizes in the skull.

Jenynsia species are diagnosable by the possession of an unscaled tubular gonopodium formed chiefly by the third, sixth, and seventh anal-fin rays and by the possession of tricuspid teeth in the outer mandibular series in adults.