The visual analogy that best fits and unites these three types of relict features is with fossils and the associated paleontological references to the remains of past life.
(The visual analogy; best fits; ) (The visual analogy; unites; these three types of relict features) (The visual analogy that best fits and unites these three types of relict features; is; with fossils and the associated paleontological references to the remains of past life)
The visual analogy The visual analogy The visual analogy that best fits and unites these three types of relict features
best fits unites is
these three types of relict features
with fossils and the associated paleontological references to the remains of past life