You can search the complete taxonomic tree of the species in the database. Click "Phylum" to get back to to the starting point. The thumbnails show examples of the Class, Order etc.

Phylum	Class	Order	Family	Species
Chordata	Actinopterygii	Perciformes	Mullidae	Mulloidichthys martinicus
Chordata	Actinopterygii	Perciformes	Mullidae	Mulloidichthys vanicolensis
Chordata	Actinopterygii	Perciformes	Mullidae	Mullus surmuletus
Chordata	Actinopteri	Perciformes	Mullidae	Parupeneus multifasciatus
Chordata	Actinopterygii	Perciformes	Mullidae	Pseudupeneus maculatus