So far, though, the only large-animal fossils found on or near Long Island have been much newer: the teeth, and occasionally tusks, of mastodons and woolly mammoths.
(the only large-animal fossils; found; L:on or near Long Island) (the only large-animal fossils found on or near Long Island; have been; much newer; T:the teeth, and occasionally tusks, of mastodons and woolly mammoths; T:So far)
the only large-animal fossils the only large-animal fossils found on or near Long Island
found have been
L:on or near Long Island
much newer T:the teeth, and occasionally tusks, of mastodons and woolly mammoths T:So far