septibranchiate

Example:In contrast to septibranchiate hagfish, fishes with two gill slits are common in many aquatic environments.

Definition:Referring to an organism having two gill slits, which is not applicable to hagfish.

Example:Some marine species, unlike the septibranchiate hagfish, have more than seven gill slits for better oxygen absorption.

Definition:Describing an organism having more than seven gill slits, which is also not relevant to hagfish.