Details of branching bristles on the outer row of the labral bristle bands on the distal bar of the epipharynx of Lithobius. A–B ‘hassock-like’ branching bristles with a broad base ALithobius (Lithobius) mutabilisBLithobius (Ezembius) electusCLithobius (Lithobius) pyrenaicus; ‘hassock-like’ branching bristles with a narrow base DLithobius (Lithobius) validus; ‘palmleaf-like’ bristles ELithobius (Sigibius) trebinjanus; ‘comb-like’ bristles (top is medial).

  Part of: Ganske A-S, Edgecombe GD, Akkari N (2018) The peristomatic structures as a source of systematic characters in the genus Lithobius Leach, 1814 (Myriapoda, Chilopoda). In: Stoev P, Edgecombe GD (Eds) Proceedings of the 17th International Congress of Myriapodology, Krabi, Thailand. ZooKeys 741: 49-75.