TABLE 2. A in Nototanoides oliveri, a new sponge-dwelling nototanaid tanaidacean (Crustacea Tanaidomorpha, Tanaidacea) from eastern Gulf of Mexico, with an illustrated taxonomic key, and the first record of harpacticoid copepods within the marsupium of ovigerous female tanaids

TABLE 2. A comparison of some variant characters among Nototanoides (females) species. Data from: Sieg & Heard 1985, Kakui & Yamasaki 2013, Guţu 2023, and this study. Species (Females)No. of simple setae on lateral marginsVentral position and number of aesthetascs on antennular article-3No. of denticles on lacinia mobilisMaxilliped palp article-2 setaNo. of ventral simple setae on chelaEndopod basal article inner margin setuloseN. ohtsukai5–9Middle, 45Bifurcate/trifurcate3–4AbsentN. oliveri sp. nov.11–19Sub-proximal, 9–118Spiniform seta (with about 4–5 setules on dorsal margin and one setule on ventral margin)6–7PresentN. polytrichus13–16Sub-proximal, 67–8Bifurcate5AbsentN. trifurcatus [type species]2–5Sub-proximal, 3–45Trifurcate6Absent