dibranchiata

biologists classify octopuses and squids under the subclass dibranchiata.

the dibranchiata are characterized by having only two gills.

modern taxonomy often replaces dibranchiata with the term coleoidea.

squids are active predatory mollusks belonging to the dibranchiata.

the evolutionary history of dibranchiata fascinates many paleontologists.

marine biologists studied the sensory organs of various dibranchiata species.

members of dibranchiata typically possess two branchial hearts.

unlike nautilus, the dibranchiata have an internal shell or none at all.

cuttlefish are a classic example of the dibranchiata subclass.

the textbook provided a detailed anatomical diagram of a dibranchiata.

some dibranchiata exhibit complex behaviors and problem-solving skills.

the distinction between dibranchiata and tetrabranchiata is based on gill structure.