Author: Sasahara, Sato & Nakaya, 2008
Comments: Claspers of males are short and less than 2.0% TL in specimens  less than 52.7 cm TL, which is ranked as maturity stage 1 (immature); 73.3-76.5 cm TL have long but soft claspers (3.9-4.2% TL, maturity stage 2; greater than 78 cm TL have long, well developed and hardened
  claspers (3.6-5.6% TL, maturity stage 3).  Immature males are less than 52.7 cm TL and for females 37.4 cm TL (maturity stage 1);  adolescent  in males of 73.3-76.5 cm TL and females of 57.8-65.6 cm TL are  (maturity stage 2); and adult in males with greater than 78 cm TL and females greater than 67.8 cm TL (maturity stage 3) (Ref. 76941).