Complex sentence: Features of its shoulder and legs bones indicate a sprawling posture as in most of small to medium sized living therian mammals, with plantigrade feet, different from therian mammals however, "Repenomamus" had proportionally longer bodies with shorter limbs.
Split into simpler sentences: Features of its shoulder and legs bones indicate a sprawling posture as in most of small to medium sized living therian mammals, with plantigrade feet. Unlike therian mammals, "Repenomamus" had proportionally longer bodies with shorter limbs.