Pleurobranchaea britannica sp. nov. Reproductive system (NHMUK 20230088/5). Abbreviations: a – atrium; am – ampulla; bc – bursa copulatrix; dd – deferent duct; fg – female gland; hd – hermaphroditic duct; ov – oviduct; p – penis; pr – prostate; r – retractor muscle; ps – penis sac; sr – seminal receptacle; v – vagina.

 
 
  Part of: Turani M, Carmona L, Barry PJ, Close HL, Bullimore R, Cervera JL (2024) First occurrence of the genus Pleurobranchaea Leue, 1813 (Pleurobranchida, Nudipleura, Heterobranchia) in British waters, with the description of a new species. Zoosystematics and Evolution 100(1): 49-59. https://doi.org/10.3897/zse.100.113707