Spreite (German: [ˈʃpʁaɪ̯tə] ), meaning leaf-blade in German (or spreiten (pronounced [ˈʃpʁaɪ̯tn̩] ), the plural form in German) is a stacked, curved, layered structure that is characteristic of certain trace fossils. They are formed by invertebrate organisms tunneling back and forth through sediment in search of food.
Spreite (German: [ˈʃpʁaɪ̯tə] ), meaning leaf-blade in German (or spreiten (pronounced [ˈʃpʁaɪ̯tn̩] ), the plural form in German) is a stacked, curved, layered structure that is characteristic of certain trace fossils. They are formed by invertebrate organisms tunneling back and forth through sediment in search of food.
Source: Wikipedia "Spreite" · CC BY-SA 4.0
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