Analysis explores neural canal ridges and spinal cord supports in tuna and dinosaur fossils, suggesting evolutionary significance.
Trunk vertebra of a tuna ( Thunnus ), OMNH RE 0042, showing paired bony spinal cord supports Here's a grab-bag of follow-up stuff related to our new paper on neural canal ridges in dinos (Atterholt et al. 2024, see the previous post and sidebar page). Neural canal ridges, or bony spinal cord supports? I got into the habit of calling the inwardly-projecting bony prominences in the neural canals of sauropods and other
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Matt Wedel (2024) studied this question.
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