KnowraThelodontiLinked fromLinked fromThe 2 pages that link to Thelodonti, each with the reason it gives.All 2Broader topic 1Compared with 1OstracodermBroader topic: Their scale-covered bodies contrast with heavily plated ostracoderm forms.PteraspidomorphiCompared with: Thelodonts provide a contrasting body-covering pattern among early jawless vertebrates.