Septemchitonidae

Septemchitonidae
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Polyplacophora
Order: Paleoloricata
Suborder: Septemchitonina
Family: Septemchitonidae
Bergenhayn, 1955
Genera

Septemchitonidae is an extinct family of chitons (Polyplacophora) known from Europe and North America. Morphologically, the clade is defined by rectangular plates, and the upside-down V-shape of species' valves when viewed in cross-section.