TABLE 3 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 3. Diagnostic characters distinguishing Pygmarrhopalites arbaicus sp. nov. from congeners in the principalis group with elongated antennae and dorsal head spiny setae. Character / Speciesarbaicus sp. nov.carolynaedbarikovalimarshalliskelicusBody length (mm)1.51.51.11.01.71.3Eyes1+12+21+11+12+21+1Antenna/head2.41.9–2.432.31.9–2.52Spiny setae on head4+1+46+65+1+54+44+1+44+4Ant IV subsegments115 or 67555(6,7)Claw tunica I, II, III– – –+ + +– – –– – –– – –– + +Empodium tooth I, II, III+ + –+ + ++ + –+ + –+ + ++ + –Emp tip/claw tip I, II, III>> == = <<<<<<<= = <>>>Manubrium setae7+76+67+77+76+67+7Spiny setae on dens (e+i)2+32+32+12+31(2)+12+3