You searched for: “homomorphy
1. Similarity of form with different fundamental structure; specifically, superficial resemblance between organisms of different groups due to evolutionary convergence.
2. Resemblance in external characteristics, while widely different in fundamental structure.
homomorphy (HOH muh mor' fee, HOM uh mor" fee)
In biology, imitative resemblance between unrelated organisms; adaptive mimicry without structural similarity.