fluviatile

[ floo-vee-uh-til, -tahyl ]

/ ˈflu vi ə tɪl, -ˌtaɪl /

pertaining or peculiar to rivers; found in or near rivers.

Origin of fluviatile

1590–1600; < Latin fluviātilis, equivalent to fluvi- (see fluvial) + -ātil(is) association suffix

Among the fluviatile deposits, argillaceous marl beds now play an important part.

Old Rome |Robert Burn
It appears rather doubtful whether the Auricul are marine or fluviatile, but the animals appear to be amphibious.

A Conchological Manual |George Brettingham Sowerby
This ravine is not only post-glacial, but also posterior in date to the fluviatile or mastodon-bearing beds.

The Geological Evidence of The Antiquity of Man |Charles Lyell
In former periods, also, Mollusca were chiefly marine; fluviatile and terrestrial types occurring only in more recent periods.

The Edinburgh New Philosophical Journal, Vol. XLIX |Various

It lay some five feet beneath the surface in a deposit which seems to be an ancient one of fluviatile origin.

Prehistoric Man |W. L. H. Duckworth