- Squalidae, family Squalidae - dogfishes having a spine in each dorsal fin
--1 is a kind of fish family
--1 is a member of
--1 has members: spiny dogfish; Squalus, genus SqualusElasmobranchii, subclass Elasmobranchii, Selachii, subclass Selachii
Elasmobranchii, subclass Elasmobranchii, Selachii, subclass Selachii |