;"D. macarellus";"D. macrosoma" "straight-line portion of the lateral line covered with scutes";"posterior end, approximately 1/2";"majority in the rear, approximately 3/4" "external morphological characteristics of scutes";"the highest scute is approximately half the eye diameter";"no particular external characteristics" "whether the predorsal scaled area reaches the middle of the eye";"reaching or extending past";"not reaching" "shape of the predorsal scales";“∩”;“m” "shape of the posterior end of the maxilla";"convex and round";truncated "shape of the posterior margin of the operculum";oblique;straight