Ichthyological terms, not general ones.
Small tube arising from the urogenital opening in some fishes through which male or female gametes are expelled. May only be visible during the reproductive period depending on taxon. Its shape can sometimes used as a feature to identify the gender of an individual.
Used in 114 profiles
See genital papilla.
Small, nipplelike projection of tissue. See genital papilla.
Used in 31 profiles
Tubular structure used to deposit eggs in some fishes. Formed by an extension of the genital opening and usually concealed but sometimes becomes visible prior to spawning. Also referred to as the genital papilla.
Used in 31 profiles