Definition of Anaspids. Meaning of Anaspids. Synonyms of Anaspids

- as the Heterostraci and Osteostraci, anaspids did not possess a bony shield or armor, hence their name. The anaspid head and body are instead covered in...
- other jawless fishes) Superclass †Anaspidomorphi (anaspids and relatives) class †Anaspida (anaspids) Superclass Cyclostomata (cyclostomes) class Myxini...
- is paraphyletic (excluding jawed fishes and possibly the cyclostomes if anaspids are closer to them) and thus does not correspond to one evolutionary lineage...
- and earliest Devonian birkeniid anaspids from the Northern Hemisphere". Silurian and earliest Devonian birkeniid anaspids from the Northern Hemisphere:...
- Silurian to possibly Earliest Devonian strata of Arctic Canada. Birkeniid anaspids are covered by a series of small plates on the head and rod-shaped scales...
- Republic Jamoytius was an enigmatic vertebrate that is possibly related to Anaspid fish Poraspis, a genus of armored jawless fish from the Late Silurian of...
- and anaspids. The presence of mineralised elements in these jawless fish, like the oral conodont elements and the armoured body covering of anaspids and...
- living fossils. They are commonly and collectively known as the Tasmanian anaspid crustaceans. This family is originally called as Anaspididae. However,...
- first recognized the Cephalaspidomorphi as including the osteostracans, anaspids, and lampreys, because all three groups share a single dorsal "nostril"...
- Devonian periods. They are classically regarded as the ancestors of lampreys. Anaspids were small marine agnathans that lacked heavy bony shield and paired fins...