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.
Making the world better, one answer at a time. The taxa that contains the smallest number of species is Genus. The levels of classification from largest to smallest is Kingdom, Phylum, Class, Order, Family, Genus, and Species.he levels of classification from largest to smallest is Kingdom, Phylum, Class, Order, Family, Genus, and Species.