You searched for: “cephalaspidomorphi
Cephalaspidomorphi
Lampreys, hagfish; class of agnathan vertebrates lacking true gill-arch jaws; contains two extant orders, Petromyzoniformes, Myxiniformes, and the fossil Cehphalaspidiformes.
Cephalaspidomorphi
Lampreys, hagfish; a class of agnathan vertebrates lacking true gill-arch jaws; contains two extant orders, Petromyzoniformes, Myxinformes, and the fossil Cephalaspidiformes.
This entry is located in the following unit: aspido-, aspid- (page 1)