KnowraSparassodontaLinked fromLinked fromThe 2 pages that link to Sparassodonta, each with the reason it gives.All 2Broader topic 1Narrower topic 1MetatheriaBroader topic: These predators occupied ecological roles often filled by placental carnivores elsewhere.ThylacosmilusNarrower topic: Thylacosmilus belongs to this group, rather than to the true cats that independently evolved saber teeth.