Conodonts : Small tooth-like fossils believed to represent the hard parts of extinct fishes.
(Small tooth-like fossils; believed; to represent the hard parts of extinct fishes) Context(Small tooth - like fossils believed,List([12, 45))):(Small tooth-like fossils; believed to represent; the hard parts of extinct fishes)
Small tooth - like fossils believed,List([12, 45))
Small tooth-like fossils Small tooth-like fossils
believed believed to represent
to represent the hard parts of extinct fishes
the hard parts of extinct fishes