Linked from
The 9 pages that link to Basilosaurus, each with the reason it gives.
PakicetusRelated: It illustrates the later shift to a fully aquatic whale body plan.
AmbulocetusRelated: Its reduced hind limbs contrast with Ambulocetus’s more functional limbs.
AlabamaBroader topic: Its fossils are among Alabama’s best-known Eocene discoveries.
DorudonRelated: It was a larger basilosaurid that lived alongside Dorudon in ancient seas.