European pilchard (Sardina pilchardus) caudal vertebral

Superdomain: Neomura
Domain: Eukaryota
(unranked): Unikonta
(unranked): Obazoa
(unranked): Opisthokonta
(unranked) Holozoa
(unranked) Filozoa
Kingdom: Animalia
Subkingdom: Eumetazoa
(unranked): Bilateria
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclass: Osteichthyes
Class: Actinopterygii
(unranked): Actinopteri
Subclass: Neopterygii
Infraclass: Teleostei
Superorder: Clupeomorpha
Order: Clupeiformes
Suborder: Clupeoidei
Family: Clupeidae
Genus: Sardina
Species: S. pilchardus

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