Marmărĭdes

ae, m.
I. a man from Marmarica (v. Marmaricus), a Marmarican: cuspide Marmaridae Corythi, Ov. M. 5, 124.—Marmăridae, ārum, m., the inhabitants of Marmarica, Plin. 5, 5, 5, § 33: Marmaridae Psylli, Luc. 9, 894: phalanx Marmaridūm, Sil. 5, 184.
Lewis & Short
A Latin Dictionary, 1879
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