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foraminifera    
n. 有孔虫类

有孔虫类

Foraminifera
n 1: foraminifers [synonym: {Foraminifera}, {order Foraminifera}]


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  • Foraminifera - Wikipedia
    Foraminifera ( fəˌræməˈnɪfərə fə-RAM-ə-NIH-fə-rə; Latin for "hole bearers"; informally called " forams ") are single-celled organisms, members of a phylum or class of Rhizarian protists characterized by streaming granular ectoplasm for catching food and other uses; and commonly an external shell called a test of diverse forms and materials
  • Foraminifera - Smithsonian Ocean
    Microscopic, single-celled organisms called foraminifera have a fossil record that extends from today to more than 500 million years ago Although each foram is just a single cell, they build complex shells around themselves from minerals in the seawater
  • FORAM FACTS - OR AN INTRODUCTION TO FORAMINIFERA
    Foraminifera (forams for short) are single-celled organisms (protists) with shells or tests (a technical term for internal shells) They are abundant as fossils for the last 540 million years
  • Foraminifera : Paleontology, Distribution » Geology Science
    Definition and Overview: Foraminifera are unicellular eukaryotic organisms belonging to the phylum Granuloreticulosa They are typically found in marine environments, although some species can inhabit brackish water or even freshwater habitats
  • Foraminifera Database - illustrated catalog
    Foraminifera, in short forams, are single-celled organisms which live in the oceans They consist of cytoplasma, which is stabilized and protected by an inner shell called test
  • Foraminifera - New World Encyclopedia
    Foraminifera, abbreviated as forams, are single-celled amoeboid protists comprising the order Foraminiferida (or Foraminifera of supergroup Rhizaria), characterized by reticulating pseudopods and typically a shell
  • Foraminifera - The World Foraminifera Database
    What are Foraminifera? Foraminifera (‘hole bearers’), foraminifers or forams for short, are a large phylum of amoeboid protozoans (single celled) with reticulating pseudopods, fine strands of cytoplasm that branch and merge to form a dynamic net
  • Foraminifera - GEOMAR
    Foraminifera is the name given to a group of tiny single-celled organisms, many of which form calcareous shells The oldest known fossils of foraminifera come from the Cambrian period, which means they are around 560 million years old
  • Foraminifera: Definition, Characteristics, and Importance
    Foraminifera are tiny, single-celled organisms with intricate shells called tests, made of calcium carbonate or agglutinated particles These marine microorganisms are essential in geology and environmental science, helping date rock layers, track climate changes, and monitor ocean health
  • Foraminiferan | Marine, Single-celled, Protists | Britannica
    An important constituent of the present-day planktonic (floating) and benthic (bottom dwelling) microfaunas, foraminiferans have an extensive fossil record that makes them useful as index fossils in geological dating and in petroleum exploration





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