TABLE 5 in Antennal troglomorphy in Arrhopalitidae (Collembola: Symphypleona) with the description of two new cave Pygmarrhopalites Vargovitsh, 2009 species from the Arabika Massif in the Caucasus

TABLE 5. Characteristics of antennae in adult females of the Caucasian troglomorphic Arropalites and Troglopalites species. Character / SpeciesA. abchasicusA. colchicusA. macronyxA. profundusT. stygiosAnt length (in µm) (max (mean))6446009727551500Ant/total body ratio (mean)0.670.670.670.740.90Ant/head ratio (mean)1.981.872.092.062.86Ant IV/head ratio (mean)1.141.051.261.151.70Ant IV part in Ant length57.61%56.09%60.22%59.06%59.50%SS in Ant IV667–8713Annuli between SS1–61–31–61–41–4Ant IV whorls (b+m+a)13 (5+4+4)1414 (5+5+4)14 (5+5+4)20 (5+11+ 4)Setae in Ant I, II, III, IV7, 14, 20, 1007, 14, 20, 1196, 14, 20, 1176, 14, 20, 1117, 14, 20, 187Setae in Ant IV-b2731292431Ant I/II/III/IV (mean)1/2.6/4.4/11.61/2/3/7.41/2.2/3.2/91/2.1/3.4/8.31/3.0/5.2/12.4 SS—subsegments; b—basal subsegment; m—median subsegments; a—apical subsegment.