Acanthometra order Acantharia These marine protozoans have ske | Shop The World
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Acanthometra An order of Acantharia These marine protozoans have a skeleton limited to 20 radially arranged rods which extend from the center forming a characteristic pattern in which angles are quite
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•Acanthometra An order of Acantharia These marine protozoans have a skeleton limited to 20 radially arranged rods which extend from the center forming a characteristic pattern in which angles are quite exact as in Acanthometra The cytoplasm surrounding the spines contains a conical array of contractile microfila-ments (myophrisks or myonemes) that act to expand or contract the gelatinous sheath surrounding the cell a phenomenon that is apparently responsible for changes in the level of flotation See also Acantharia Actinopodea Protozoa Sarcodina Sarcomastigophora
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