Coralline Sentence Examples
The term coprolites has been made to include all kinds of phosphatic nodules employed as manures, such, for example, as those obtained from the Coralline and the Red Crag of Suffolk.
The phosphatic nodules occurring throughout the Red Crag of Suffolk are regarded as derived from the Coralline Crag.
It comprises a large number of low coralline islands and atolls, which are disposed in nine clusters extending over a distance of about 400 m.
There is an endless amount of stone, very little of which is hard enough to be good for building material, the greatest part being a soft coralline limestone.
They are entirely marine, and are not uncommon in the coralline zone of the sea-coast.
The flora includes mangroves, Rubiaceae, Sapotaceae and other forms requiring more than pure coralline material for their growth.
The principal formation is coralline limestone; the eastern coast is defended by coral reefs, and the neighbouring sea (extending as far as New Guinea, and thus demonstrating a physical connexion with that land) is shallow, and abounds in coral in full growth.
The Lower Limestone probably belongs to the Tongarian stage of the Oligocene series, and the Upper Coralline Limestone to the Tortonian stage of the Miocene.
The Blue Clay forms, at the higher levels, a stratum impervious to water, and holds up the rainfall, which soaks through the spongy mass of the superimposed coralline formations.
The group is in the main coralline.Advertisement
Suakin stands on a coralline islet connected with the suburb of El-Kef on the mainland by a causeway and a viaduct.
They are divided into the Diestien, corresponding in part with the English Coralline Crag, the Scaldisien and Poederlien corresponding with the Walton Crag, and the Amstelien corresponding with the Red Crag of Suffolk.
Gypsum is found in large quantities in the plain of Kandahar, being dug out in fragile coralline masses from near the surface.
These atolls are of coralline formation and of irregular shape.
A common phenomenon in cycads is the production of roots which grow upwards (apogeotropic), and appear as coralline branched structures above the level of the ground; some of the cortical cells of these roots are hypertrophied, and contain numerous filaments of blue-green Algae (Nostocaceae), which live as endoparasites in the cell-cavities.Advertisement
Except Bird and Denis islands, which are of coralline limestone, the Seychelles are of granite, with in places fringing reefs of coral based on granite foundations.
It is mainly composed of the tests of coralline algae indicating deposition in a shallow gulf environment.
Their structure is eminently that of degenerate forms. Many frequent growths of coralline Algae and hydroid polyps, upon the juices of which they feed, and in some cases a species of gall is produced in hydroids by the penetration of the larval Pantopod into the tissues of the polyp.
It contains almost everything required for growth by corals and the beautiful encrusting pink and red coralline algae.
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