Perleidiformes

Perleidiformes; Temporal range:
	Perleidus altolepis
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Subclass:	Neopterygii
Order:	†Perleidiformes; Berg, 1937
Families
	†Cleithrolepididae; †Cephaloxenidae; †Platysiagidae; †Polzbergiidae; †Gabanellidae; †Aethodontidae; †Colobodontidae; †Pseudobeaconiidae; †Perleididae;
Synonyms
	Perleidida; Polzbergiiformes Griffith 1977; Cephaloxeniformes; Platysiagiformes Brough 1939; Platysiagida Fowler 1958;

Perleidiformes are an extinct order of prehistoric ray-finned fish from the Triassic period Although numerous Triassic taxa have been referred to Perleidiformes, which ones should be included for it to form a monophyletic group is a matter of ongoing scientific debate.

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