Histological observation and light and electron microscope revealed that the male reproductive system in Sepiella maindroni consists of spermary and genital duct.

• 摘要曼氏无针乌贼雄性生殖系统由精巢和生殖导管组成，生殖导管根据各段的形态、结构、功能分为输精管、贮精囊、前列腺、精英囊和阴茎。