from the GNU version of the Collaborative International Dictionary of English

  • adj. Formed by the joint action of a river and the sea, as deposits at the mouths of rivers.

from The Century Dictionary and Cyclopedia

  • In geology, an epithet applied to such deposits as have been formed in estuaries, or on the bottom of the sea at a greater or less distance from the embouchure, by rivers bearing with them the detritus of the land.


Sorry, no etymologies found.


  • Avicennia spp. and Rhizopora spp. are found on more western coasts that have a fluvio-marine influence.

    Guianan mangroves

  • These mammaliferous beds have been proved by Mr. Lyell to be older than the fluvio-marine, or Norwich crag, in which remains of the mastodon, rhinoceros, and horse have been discovered; and still older than the fresh-water pleistocene deposits, from which the remains of the mammoth, rhinoceros,

    The Book of Household Management

  • The fluvio-marine series usually terminates upwards in finely laminated sands and clays without fossils, on which reposes the boulder clay.

    The Antiquity of Man

  • Mr. Gunn informs me that the vertebrae of two distinct whales were found in the fluvio-marine beds at Bacton, and that one of them, shown to Professor Owen, is said by him to imply that the animal was 60 feet long.

    The Antiquity of Man

  • Natchez alluvium were to be decided on conchological data alone, the fluvio-marine beds of Abbeville might rank as a shade older than the loess of Natchez.

    The Antiquity of Man

  • As to the small number of marine shells occurring in the same fluvio-marine series, I have seen none which belonged to extinct species, although one or two have been cited by authors.

    The Antiquity of Man

  • The actual channel in the neighbourhood is now 60 feet deep, but there is probably 10 or 15 feet of stratified sand and gravel at the bottom; so that, should the river deviate again from its course, its present bed might be the receptacle of a fluvio-marine formation 75 feet thick, equal to the former one of

    The Antiquity of Man

  • In B we find remains of some of the same plants which were enumerated as common in the ancient lignite in 3 prime, such as the yellow water-lily and hornwort, together with some freshwater shells which occur in the same fluvio-marine series 3 prime.

    The Antiquity of Man

  • Menchecourt, and it has since been found in two or three contiguous sand-pits, always in the fluvio-marine bed.

    The Antiquity of Man

  • Chalk, and below certain fluvio-marine beds, which will be alluded to in the next chapter.

    The Antiquity of Man


Log in or sign up to get involved in the conversation. It's quick and easy.