Linked from
The 9 pages that link to Ossicone, each with the reason it gives.
ClawCompared with: Ossicones can look claw-like in form but are not keratin structures on digits.
GiraffidaeRelated: Paired ossicones are a shared feature of living giraffids.
OkapiRelated: The okapi’s small ossicones are a visible anatomical link to giraffes.
Reticulated giraffeRelated: Its head carries the characteristic paired ossicones found in giraffes.
MegaceropsRelated: The paired snout projections of Megacerops were bony structures, not true horns.