He has a noticeable gold crown on his upper left first bicuspid tooth.

Acei have bicuspid teeth like the rest of the pseudotropheus genus.

Bicuspid teeth (two cusps per tooth, also found in juvenile dissorophoids)

The teeth of breeding males are unicuspid and elongated when compared to the shorter bicuspid teeth of the females.

It also bears numerous papillae on the inner surfaces of the lips and numerous straight bicuspid teeth that are characteristic of the Rineloricaria group.

But it wasn't like England: the man said nothing at all, just stared malevolently up at Mr. Tench, as if he had never had any dealings with the foreigner, as if Mr. Tench were not responsible for his two gold bicuspid teeth.