Measures used in this study. V.A: ventral anchor; a: total length; b: blade length; c: shaft length; d: guard length; e: point length. D.B: dorsal bar; w: maximum width; the arrow for length (x) of Ventral Bar has no extremities. V.B, ventral transverse bar; h, length of protuberance; w, maximum width; x, length. Ap: accessory piece length. Pe: penis length. u, length of marginal hooks.