taskforce reporting for duty f*ck1ng all the h0es and taking names
Hagfish and lampreys have gills. They are the only living members of a primitive group of fish without jaws. They have round sucker-like mouths.
Hagfish and lampreys.
subterminal
This would seem to describe the hagfish and lampreys. The description fails by saying that they resemble fish. Hagfish and lampreys are classified as jawless fish. They are fish, none-the-less.
Agnatha, which includes jawless fish like lampreys and hagfish, have all three germ layers: ectoderm, mesoderm, and endoderm. They exhibit the typical triploblastic organization found in most animals.
Lampreys are jawless fish known for their eel-like appearance and circular mouth filled with sharp teeth. They are sometimes referred to as "eel-like fish" due to their long, slender bodies and lack of jaws.
Fish that do not have fins and scales include lampreys and hagfish.
The earliest vertebrates were probably similar to lampreys or hagfish.
The only extant jawless fish are hagfish and lampreys.
Lampreys, and Hagfish, If you like eating tomatoes and drinking icecream through a straw I swear I found my true love eating mayonaise raw. yuck!
Hagfish and lampreys are apart of Agnatha which means jawless fish. Hagfish are a parasite fish but can be free swimming. Both jawless fish will feed on carcasses on the bottom of the seafloor.
Agnatha is a superclass of fish that are characterised by their lack of a jaw as opposed to the presence of a jaw found in most modern fish. The surviving two classes are hagfish and lampreys.