''Pseudobiceros'' is a genus of

flatworm Platyhelminthes (from the Greek language, Greek πλατύ, ''platy'', meaning "flat" and ἕλμινς (root: ἑλμινθ-), ''helminth-'', meaning "worm") is a Phylum (biology), phylum of relatively simple bilaterian, Segmentation (biology), ...

s. Like all flatworms, Pseudobiceros are

hermaphrodite A hermaphrodite () is a sexually reproducing organism that produces both male and female gametes. Animal species in which individuals are either male or female are gonochoric, which is the opposite of hermaphroditic. The individuals of many ...

s. This particular genus engages in penis fencing. When the "winner" touches its penis to the "skin" of the other, insemination occurs, and the "loser" has to bear the burden of motherhood.

Species

The following species are recognised in the genus ''Pseudobiceros'': *'' Pseudobiceros apricus'' Newman & Cannon, 1994 *'' Pseudobiceros bajae'' ( Hyman, 1953) *'' Pseudobiceros bedfordi'' ( Laidlaw, 1903) *'' Pseudobiceros brogani'' Newman & Cannon, 1997 *'' Pseudobiceros caribbensis'' Bolanos, Quiroga & Litvaitis, 2007 *'' Pseudobiceros cinereus'' (Palombi, 1931) *'' Pseudobiceros damawan'' Newman & Cannon, 1994 *'' Pseudobiceros dendriticus'' (Prudhoe, 1989) *'' Pseudobiceros flavocanthus'' Newman & Cannon, 1994 *'' Pseudobiceros flavolineatus'' (Prudhoe, 1989) *'' Pseudobiceros flowersi'' Newman & Cannon, 1997 *'' Pseudobiceros fulgor'' Newman & Cannon, 1994 *'' Pseudobiceros fulvogriseus'' ( Hyman, 1959) *'' Pseudobiceros gardinieri'' ( Laidlaw, 1902) *'' Pseudobiceros gloriosus'' (Newman & Cannon, 1994) *'' Pseudobiceros gratus'' (Kato, 1937) *'' Pseudobiceros hancockanus'' ( Collingwood, 1876) * Pseudobiceros hymanae (Newman & Cannon, 1997) *'' Pseudobiceros izuensis'' (Kato, 1944) *'' Pseudobiceros kryptos'' Newman & Cannon, 1997 *'' Pseudobiceros mikros'' Newman & Cannon, 1997 *'' Pseudobiceros miniatus'' ( Schmarda, 1859) *'' Pseudobiceros murinus'' Newman & Cannon, 1997 *'' Pseudobiceros nigromarginatus'' (Yeri & Kaburaki, 1918) *'' Pseudobiceros pardalis'' (Verrill, 1900) *'' Pseudobiceros philippinensis'' (Kaburaki, 1923) *'' Pseudobiceros principensis'' Pérez-García, Herrero-Barrencua, Noreña & Cervera, 2020 *'' Pseudobiceros rubrocinctus'' ( Schmarda, 1859) *'' Pseudobiceros schmardae'' Faubel, 1984 *'' Pseudobiceros sharroni'' Newman & Cannon, 1997 *'' Pseudobiceros splendidus'' (Lang, 1884) *'' Pseudobiceros stellae'' Newman & Cannon, 1994 *'' Pseudobiceros undulatus'' (Kelaart, 1858) *'' Pseudobiceros uniarborensis'' Newman & Cannon, 1994 *'' Pseudobiceros viridis'' (Kelaart, 1858) *'' Pseudobiceros wirtzi'' Bahia & Schroedl, 2016 Image:Pseudobiceros bedfordi.jpg, '' Pseudobiceros bedfordi'' Image:Pseudobiceros damawan.jpg, '' Pseudobiceros damawan'' Image:Pseudobiceros fulgor, de nuit.jpg, '' Pseudobiceros fulgor'' Image:Pserudobiceros gloriosus (flatworm) on Polycarpa aurata (Seasquirt).jpg, '' Pseudobiceros gloriosus'' Image:Pseudobiceros hancockanus.jpg, '' Pseudobiceros hancockanus'' Image:Pseudobiceros splendidus.jpg, '' Pseudobiceros splendidus'' Image:Pseudobiceros stellae.JPG , '' Pseudobiceros stellae'' Image:Pseudobiceros damawan, de nuit.jpg, '' Pseudobiceros damawan'' Image:Pseudobiceros uniarborensis.jpg, '' Pseudobiceros uniarborensis'' Image:Pseudobiceros sp. (Bumpy flatworm).jpg, Unidentified ''Pseudobiceros'' Image:Pseudobiceros sp. (Mottled flatworm).jpg, Unidentified ''Pseudobiceros'' Image:Pseudobiceros sp. Réunion.JPG, Unidentified ''Pseudobiceros''

References

External links

PBS website with video of ''Pseudobiceros hancockanus'' penis-fencing
Turbellaria genera {{flatworm-stub