FIGURES 2–5 in Nomenclatural problems associated with the generic names Obisium Leach, 1814, Blothrus Schiödte, 1847 and Neobisium Chamberlin, 1930 (Arachnida: Chelonethi)

FIGURES 2–5. Neobisium spelaeum (topotype male). 2, Anterolateral process of coxa of right leg I, ventral view. 3, Anteromedian process of coxa of right leg I, ventral view. 4, Coxa of right leg I, ventral view. 5, Rallum of left chelicera (sixth blade broken), ventral view; also shown are part of base of movable finger and basal blades of serrulae. Abbreviations: k paraxial condyle; MF movable finger; s.e serrula exterior; s.i serrula interior. Scale lines: 0.1 mm (figs 2–3), 0.2 mm (fig. 4), 0.05 mm (fig. 5).