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- n. Any member of the Spinosauridae.
Sorry, no etymologies found.
Extrapolation based on more complete spinosaurid skulls indicates a total skull length of 1.75 m, and extrapolation based on good spinosaurid skeletons indicates a total length of 16-18 m.
Oxygen isotope evidence for semi-aquatic habits among spinosaurid theropods.
Moving now to theropods, Christophe Hendrickx showed how spinosaurid quadrates from Morocco appeared to represent two taxa, their morphological details showing that the jaw rami expanded laterally when the jaw opened.