original description(ofQuadricoma pontica Filipjev, 1922)Eguchi, E.; Waterman, T. H. (1973). Orthogonal microvillus pattern in the eigth rhabdomere of the rock crab Grapsus. <em>Zeitschr. Zellforsch. mikrosk. Anat.</em> 137: 145-147.[details]
Present Inaccurate Introduced: alien Containing type locality