Table. Main morphological differences between Persiatelurina daghestaniana Kaplin, sp. nov. and its congeners. in A new species of silverfish of the genus Persiatelurina Molero et al. (Zygentoma: Nicoletiidae) from Daghestan

Table. Main morphological differences between Persiatelurina daghestaniana Kaplin, sp. nov. and its congeners.
Morphological charactersP. daghestanianaP. caucasicaP. farsianaBody length, mm3.2–3.84.1–4.64.5Number of macrochaetae on inner margin of lacinia57–84?Ratio of lengths of ultimate palpomere and penultimate one in maxillary palps1.21.3?Number of apical sensorial papillae on ultimate palpomere of maxillary palps43?Setae on undersurface of ultimate palpomere of labial palpsrelatively shortened and thickened, slightly curved, apical bifurcatedrelatively long and thin, straight, simple, bifid only in basal part of palpomerestraight, simple, bifid only in basal part of palpomereRatio of length to width of tibiaI II III3.7 4.2 4.52.9 2.6–2.7 3.23.0Number of setulae on posterior margin of pronotum1010–118Ratio of depth to width of concavity on hind margin of urotergite X0.450.270.87Number of macrochaetae on urosternite II244Ratios of length of styli (without apical spines) on urosternite VII and on urocoxites VIII and IX to length of corresponding urosternite and urocoxitesVII VIII IX0.74 0.78 0.840.63 0.63–0.66 0.88–0.89?Ratio of width to length of subgenital plate1.81.6–1.71.5Number divisions of ovipositor997