Sceliscelis marshi sp. nov., female paratype. Cephalothorax A dorsal and B ventral aspects C, D endogyne, ventral and dorsal aspects, respectively. Abbreviations: Bl – book lung operculum, ch – receptive chamber, ds – dorsal portion of scutum, Gr – grape-shaped glands, Ls – lateral sclerite, Re – rigid extension of posterior wall of epigastric fold, sco – scopula, Sr – sac like receptacle. Scale bars: 1 mm (A, B), 0.2 mm (C, D).