closed bracket.
what should be said.
Definition: The term "anarthropoda" is a scientific classification of animals that are not vertebrates, such as insects, spiders, and crustaceans, but are considered to be an extinct group of arthropods. The classification has been used to categorize the earliest animal lineages based on their ability to spin their own cocoons rather than eating.
Definition: Panarthropoda is a group of archaic marine reptiles that lived during the Mesozoic era, approximately 69 million years ago. These creatures were characterized by their elongated heads and long necks, which allowed them to dive deep into the ocean for food. Their unique adaptations included the use of flippers or claws to help them swim through the water. Panthropanthos, a group of these archaic reptiles, also known as "panther-like"
Definition: Anarthropoda is a group of extinct animals that lived during the Cretaceous period, around 69 million years ago. These creatures were characterized by their short, flattened bodies and lack of limbs or appendages. They primarily consisted of small, feathered dinosaurs such as the Dinosauria, including the Tyrannosaurus Rex and Triceratops. Anarthropods are often grouped together because they share a common ancestor with other dinosaurs, which likely lived in similar environments.