Definition of "tergal" []

• Of or pertaining to the tergum; dorsal (adjective)

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• "The scutal depressor muscles, the scutal abductor muscle, and the tergal depressor muscle are used to open and close the two plates that cover the opening to the barnacle."
• "The plates that cover the opening to the barnacle are operated by several sets of muscles: the scutal depressor muscles, the scutal abductor muscle, and the tergal depressor muscle."
• "[4] The plates that cover the opening to the barnacle are operated by several sets of muscles: the scutal depressor muscles, the scutal abductor muscle, and the tergal depressor muscle."