Table 3 in A new species of bristletails of the genus Petrobiellus (Microcoryphia: Machilidae) from Sakhalin

Table 3. Ratios of the lengths of some abdominal structures in females of Petrobiellus sachalinensis sp. nov. UritesUrosternite / urocoxiteStylus / urocoxiteApical spine / stylusII0.690.850.34III0.710.840.34IV0.700.810.34V–VII0.67–0.680.74–0.760.36–0.37VIII–0.860.31IX–0.780.28 Note. Length of the stylus does not include apical spines.