CEPHALASPIDA Meaning and
Definition
-
Cephalaspida is a taxonomic class of ancient jawless fish that lived during the Silurian and Devonian periods, approximately 400 to 360 million years ago. This class of fish is considered extinct and is known only from fossil remains.
The term "cephalaspida" derives from the Greek words "kephale," meaning "head," and "aspis," meaning "shield." This name reflects the characteristic feature of Cephalaspida, a large bony shield-like structure covering the anterior portion of the fish's body.
Cephalaspida had elongated and streamlined bodies, typically measuring between 10 to 30 centimeters in length. They possessed well-developed pectoral and pelvic fins, implying their ability to swim and navigate efficiently in aquatic environments. These extinct fish lacked true jaws, and instead had a circular, sucker-like mouth that they presumably used for feeding on small invertebrates and organic particles in the water.
Fossils of Cephalaspida have been discovered in various parts of the world, providing valuable insight into the evolution and early diversification of fish. Their classification within the broader group of jawless fish, along with other extinct forms like Ostracodermi, has contributed to our understanding of the origins of modern vertebrates.
Today, the significance of Cephalaspida lies mainly in their paleontological value, as they can help scientists reconstruct ancient ecosystems and understand the ancient Earth's biodiversity.
Common Misspellings for CEPHALASPIDA
- xephalaspida
- vephalaspida
- fephalaspida
- dephalaspida
- cwphalaspida
- csphalaspida
- cdphalaspida
- crphalaspida
- c4phalaspida
- c3phalaspida
- ceohalaspida
- celhalaspida
- ce-halaspida
- ce0halaspida
- cepgalaspida
- cepbalaspida
- cepnalaspida
- cepjalaspida
- cepualaspida
Etymology of CEPHALASPIDA
The word "cephalaspida" is derived from the Ancient Greek words "kephalē" meaning "head" and "aspis" meaning "shield". So, the etymology of "cephalaspida" can be roughly translated as "head shield", which refers to the armored head or headshield characteristic of the extinct group of jawless fish known as Cephalaspida.
Similar spelling words for CEPHALASPIDA
Infographic
Add the infographic to your website:
