原始棘皮動物 - soluta! ! - 動物化石 - Syringocrinus paradoxicus (Billings, 1859) - 19 cm - 12 cm
編號 79891045
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競投已結束
19 週前
囊樣 - 動物化石 - Rare Fossils-Echinosphaerites - 4 cm - 4 cm
Cystoids are an extinct group of echinoderms, the simplest class of echinoderms with skeletal tissue. The shape is spherical, similar to an apple.
Characteristics: They have unique hole structures on their bony plates for breathing.
Cystoids lived in the Ordovician and Silurian periods and became extinct in the late Devonian period.
Cystoids are benthic organisms that live on the ocean floor
編號 79891045
無法使用
囊樣 - 動物化石 - Rare Fossils-Echinosphaerites - 4 cm - 4 cm
Cystoids are an extinct group of echinoderms, the simplest class of echinoderms with skeletal tissue. The shape is spherical, similar to an apple.
Characteristics: They have unique hole structures on their bony plates for breathing.
Cystoids lived in the Ordovician and Silurian periods and became extinct in the late Devonian period.
Cystoids are benthic organisms that live on the ocean floor
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