A popliteal cyst, also known as a Baker's cyst, is a fluid-filled swelling that causes a lump at the back of the knee.
the smallest category is species but from largest to smallest it will be: kingdom Phylum class order family genus and species and you can come up with another word for it to hâ¦elp you with it. so yeh there you go.
The phylum is Platyhelmenthus   The three classes are   1. turbellaria   2. trematoda   3. cestoda   Platyhelminthes is a phylum composed of three classes of fl â¦ atworms.t is composed of a genus and species name. A sceintific name can also be considered for non living things, the â¦ se are usually called scientific jargon, or very simply 'proper names for the things around you'.