isomorphic

Having a similar structure or appearance but being of different ancestry.

Related by an isomorphism.

Same as isomorphous.

In biology, being of the same or like form; morphologically alike; equiformed.

In biology:

Different in ancestry, but alike in appearance; heterophyletic; convergent.

In group-theory, related, as the group Γ to the group G, so that to every substitution g of G corresponds one substitution γ of Γ, and to the product gg ′ of any two substitutions of G corresponds the product γγ′ of the two corresponding substitutions of Γ.

Isomorphous.

Alike in form; exhibiting isomorphism.

Of or pertaining to sets related by an isomorphism.