Encyclopedia > Squaliformes

Article Content

Squaliformes

Squaliformes

Scientific classification

Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Order:	Squaliformes

Families

Squalidae[?] (dogfish sharks)
Centrophoridae (gulper sharks)
Dalatiidae[?] (sleeper sharks)
Echinorhinidae[?] (bramble sharks)

Squaliformes is an order of sharks that includes the dogfish sharks[?] and others, about 80 species in four families.

Members of the order have two dorsal fins[?], no anal fin[?], and no nictitating membrane[?]. They have five gill slits[?].

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

David McReynolds

... aim of working within the Democratic Party and pulling it to the Left (pretty much the Trotskyist idea of "entrism"). The left-wing of the SPA, or the Debs Caucus, ...