- You may be looking for the Earth creature.
The term "worm" was an epithet or insult.
Saphadin called El Akir a "vile worm." (TV: The Crusade) Styre called the Fourth Doctor "worm." (TV: The Sontaran Experiment) Morbius called the Time Lords "pallid, devious worms." (TV: The Brain of Morbius) Romana called the co-pilot a "despicable worm." (TV: The Horns of Nimon) The Seventh Doctor called Ishtar "a pitiful little worm." (PROSE: Timewyrm: Genesys)