Genital papilla

Thegenital papillais an anatomical feature of the externalgenitaliaof some animals.

In mammals

In mammals, the genital papilla is a part of thevulvanot present in humans, which appears as a small, fleshy flab of tissue. The papilla covers the opening of thevagina.^[1]

In fish

The genital papilla is a small, fleshy tube behind the anus present in some fish, from which the sperm or eggs are released;^[2]the sex of a fish often can be determined by the shape of its papilla.

References

^Laboratory Manual for General Biology 5th Edition
^Barrie G M Jamieson (12 September 2019).Reproductive Biology and Phylogeny of Fishes, Vol 8B: Part B: Sperm Competition Hormones.CRC Press.ISBN 978-1-4398-4358-1.

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[1] Laboratory Manual for General Biology 5th Edition

[Jamieson2019-2] Barrie G M Jamieson (12 September 2019).Reproductive Biology and Phylogeny of Fishes, Vol 8B: Part B: Sperm Competition Hormones.CRC Press.ISBN 978-1-4398-4358-1.

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