FIGURE 15 in Anatomical redescription of Aplysia (Aplysia) nigra and Aplysia (Varria) inca (Mollusca: Heterobranchia) with comments on Aplysia from Peru

FIGURE 15. Reproductive system of Aplysia nigra. (A) Retracted penis sheath. (B) Protracted penis sheath, Pucusana (LaBSIM 15.06-0030.4). (C) Penis sheath open, Pucusana (LaBSIM 15.06-0029.4). (D) penial sac. (E) Transverse section of penis. (F) Hermaphrodite reproductive system.Published as part of Mendivil, Alejandro & Cardoso, Franz, 2022, Anatomical redescription of Aplysia (Aplysia) nigra and Aplysia (Varria) inca (Mollusca: Heterobranchia) with comments on Aplysia from Peru, pp. 201-239 in Zootaxa 5222 (3) on page 216, DOI: 10.11646/zootaxa.5222.3.1, http://zenodo.org/record/746149