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.
genus. a taxonomic category (taxon) subordinate to a tribe (or subtribe) and superior to a species (or subgenus). , pl. (jÄnÅ­s, jen'Är-Ä), A genus name begins with a capital letter and is printed in italic type: Escherichia, Helicobacter, Staphylococcus.In this form it is never pluralized. taxonomic category (taxon) subordinate to a tribe (or subtribe) and superior to a species (or subgenus). , pl. (jÄnÅ­s, jen'Är-Ä), A genus name begins with a capital letter and is printed in italic type: Escherichia, Helicobacter, Staphylococcus. In this form it is never pluralized.