Traumatocrinus hsui,Xiaowa formation,Guizhou,China. Calyx and arms about 20 cm. stem could reach over a meter. Late triassic/early jurassic. This type of pelagic crinoid attached itself to floating wood etc and trawled the ocean's surface waters | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Stewart, Paul D. |
Taille de l’image : | 3732 px × 4914 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |