suprapygal

adjective
su·​pra·​pygal | \ "+\

Definition of suprapygal

1 : situated above the rump
2 : of, relating to, or being one or more median bones between the pygal bone and last neural bones or a shield between the supracaudal and last neural shields in the carapace of some turtles

History and Etymology for suprapygal

supra- + pygal

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