Bayesian tree constructed from 145 individuals of P. gracile and P. leptodirum from the Apuseni Mountains, belonging to 13 populations (caves). The genetic separation of the two species is clear. As outgroup an Ovobathysciola sp. from Sardinia was used.

 
 
  Part of: Năstase-Bucur R, Allegrucci G, Ketmaier V, Mirea IC, Moldovan OT (2022) Comparative phylogeography of two troglobitic Coleoptera (Leiodidae, Leptodirini) species from Romania based on mitochondrial DNA. Subterranean Biology 42: 61-78. https://doi.org/10.3897/subtbiol.42.73524