Concavispina Biseridens stock image
Concavispina was a thalattosaur known from Triassic rocks in southern China, Thalattosaurs were a short-lived group of marine reptiles that thrived in the Triassic Period.
Illustration by Sergey Meleshin
Concavispina was a thalattosaur known from Triassic rocks in southern China, Thalattosaurs were a short-lived group of marine reptiles that thrived in the Triassic Period.
Illustration by Sergey Meleshin