Definition: The word Anaspida means "thorn" in Greek, suggesting an ancient practice involving gathering thorns to prick animals for food or disease control. It's used metaphorically as a noun, indicating a dangerous animal, particularly a snake that attacks humans with sharp teeth and claws. The verb 'anaspilos' translates to "to poke" (like poking through skin). The word itself is also from Greek roots, suggesting its origin from the ancient practice of piercing an animal's flesh for its blood or other beneficial purpose.

Anaspida

Definition: The word 'Anaspidacea' refers to a group of animals that are related by a common ancestor, but their appearances differ from those of other groups they share with. This term was coined by ancient Greek scientists who identified several species based on similarities in their digestive processes and structures.

Anaspidacea