jawless
Adjective
Meaning
of animals having no jaw
Source: WordNetSynonyms
Antonyms
Examples
Each step must be advantageous in its own right, although biologists may not yet understand the reason behind all of them—for example, jawless fish accomplish blood clotting with just six proteins instead of the full ten.
This includes bony fishes ( Osteichthyes ), cartilaginous fish ( Chondrichthyes ), and jawless fish ( Agnatha ).
This includes bony fishes (Osteichthyes), cartilaginous fishes (Chondrichthyes), and jawless fishes (Agnatha).
During this time the armoured jawless ostracoderm fish were declining in diversity; the jawed fish were thriving and increasing in diversity in both the oceans and freshwater.