Figure 3 — The aïstopods A) Phlegethontia longissima and B,C) Oestocephalus amphiuminus. Abbreviations: g, gastralia; s, skull; sg, shoulder girdle; vc, vertebral column. Scale bar is 2 mm for A, 5 mm for B and 15 mm for C. Adapted from Anderson (2002, 2003).