Table 2 in Two new species of Hymenaphorura Bagnall, 1948 (Collembola, Onychiuridae) from Romania and an updated key to the genus

Table 2. Comparison of Hymenaphorura species with and 3+3 macrosetae on Abdominal segment V.
SpeciesPAO vesiclesSetae in tibiotarsal distal whorlSetae on border of PAO grooveLabial typeDorsal pso formulaAbd. I-III: p2/p3Body size (mm)H. urbana sp. nov.13-15111A10/011/11112subequalfemales 1.64-1.92 males preadult 1.39-1.57H. alticola (Bagnall, 1935)11(9-16)111?20/111/11112p3 longer than p21.6-2.0H. arantiana Weiner & Stomp, 200111-13111A10/011/11112subequalfemales 0.89-1.18 males 0.77-1.0H. improvisa Pomorski & Skarżyński, 200010-1192AC20/111/11112p2 longer than p31.4-1.7H. nearctica Pomorski, 200114-16112?10/011/11112Subequal or p2 longerfemales 1.8-2.3 male 1.6H. nicolae Barra, 199812-14111A10/011/11112p2 shorter than p31,9H. nova Pomorski, 19909-11111010/011/11112subequal1,5-2,2H. polonica Pomorski, 199010111A10/011/11112subequal1.6-2.1H. similis (Folsom, 1917)8-1091 (rarely 2)AC10/011/11112p2 longer than p3females 1.5-1.7 males 1.4-1.5,H. yoshii Paśnik & Weiner, 201812-15111A10/111/11112subequal or p2 slightly longerfemales 2.0-2.3 male 2.1