from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of an animal, physically adapted only for moving slowly over land, due to a high body weight; examples include giant tortoises.
Sorry, no etymologies found.
I should note here that the following discussion applies only to members of Eusauropoda, given that it now seems that basal sauropods outside of Eusauropoda lacked the distinctive hands and feet of the better known, fully graviportal sauropods.
Considering the large, graviportal brontornithines and their likely impressive kicking abilities, I wondered.