Septemchitonidae

Septemchitonidae
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Polyplacophora
Order:	†Paleoloricata
Suborder:	†Septemchitonina
Family:	†Septemchitonidae; Bergenhayn, 1955
Genera
	Paleochiton A. G. Smith, 1964; Septemchiton Bergenhayn, 1955; Thairoplax Cherns, 1998;

Septemchitonidae is an extinct family of chitons (Polyplacophora) known from Europe and North America.[1] Morphologically, the clade is defined by rectangular plates,[2] and the upside-down V-shape of species' valves when viewed in cross-section.[3]

References

"Septemchitonidae". www.gbif.org. Retrieved 2023-05-21.
Ponder, Winston Frank; Lindberg, David R.; Ponder, Juliet Mary (2020-02-14). Biology and Evolution of the Mollusca, Volume 2. CRC Press. ISBN 978-1-351-11523-0.
Pojeta (Jr.), John; Vendrasco, Michael J.; Darrough, Guy (2010). Upper Cambrian Chitons (Mollusca, Polyplacophora) from Missouri, USA. Paleontological Research Institution. ISBN 978-0-87710-488-9.

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[1] "Septemchitonidae". www.gbif.org. Retrieved 2023-05-21.

[2] Ponder, Winston Frank; Lindberg, David R.; Ponder, Juliet Mary (2020-02-14). Biology and Evolution of the Mollusca, Volume 2. CRC Press. ISBN 978-1-351-11523-0.

[3] Pojeta (Jr.), John; Vendrasco, Michael J.; Darrough, Guy (2010). Upper Cambrian Chitons (Mollusca, Polyplacophora) from Missouri, USA. Paleontological Research Institution. ISBN 978-0-87710-488-9.