Double-margined Flatworm

In some worms there is also a fine median white line that ends before the posterior margin. On the ventral side is pink-orange with the three marginal bands. The pseudotentacles are formed by simple folds of the anterior margin. Presence of a cerebral cluster formed by about 30 to 40 eyespots and the marginal eyes can’t be detected because the presence of the intense black band. Ruffled pharynx with folded lateral branches.

Pseudoceros is a genus of flatworms.

Species

According to the Turbellarian Taxonomic Database:

• Pseudoceros albomarginatus Hyman, 1959
• Pseudoceros asamusiensis Kato, 1939
• Pseudoceros ater Hyman, 1959
• Pseudoceros atropurpureus Kato, 1934
• Pseudoceros bicolor Verrill, 1902
• Pseudoceros bifasciatus Prudhoe, 1989
• Pseudoceros bimarginatus Meixner, 1907
• Pseudoceros bolool Newman & Cannon, 1994
• Pseudoceros caeruleopunctatus Palombi, 1928
• Pseudoceros canadensis Hyman, 1953
• Pseudoceros cardinalis Haswell, 1907
• Pseudoceros cardiosorus (Schmarda, 1859)
• Pseudoceros clavicornis (Schmarda, 1859)
• Pseudoceros colemani Prudhoe, 1977
• Pseudoceros collingwoodi Laidlaw, 1903
• Pseudoceros concinnus (Collingwood, 1876)
• Pseudoceros confusus Newman & Cannon, 1995
• Pseudoceros contrarius Newman & Cannon, 1995
• Pseudoceros cruentus Newman & Cannon, 1998
• Pseudoceros depiliktabub Newman & Cannon, 1994
• Pseudoceros dimidiatus von Graff, 1893
• Pseudoceros exoptatus Kato, 1938
• Pseudoceros felis Newman & Cannon, 1994
• Pseudoceros ferrugineus (Hyman, 1959)
• Pseudoceros fuscogriseus Hyman, 1959
• Pseudoceros fuscopunctatus Prudhoe, 1977
• Pseudoceros gamblei Laidlaw, 1902
• Pseudoceros glaucus Prudhoe, 1989
• Pseudoceros goslineri Newman & Cannon, 1994
• Pseudoceros gravieri Meixner, 1907
• Pseudoceros griseus Hyman, 1959
• Pseudoceros harrisi Bolanos, Quiroga, & Litvaitis, 2007
• Pseudoceros heronensis Newman & Cannon, 1994
• Pseudoceros imitatus Newman & Cannon, 1994
• Pseudoceros imperatus Newman & Cannon, 1998
• Pseudoceros indicus Newman & Schupp, 2002
• Pseudoceros intermittus Newman & Cannon, 1995
• Pseudoceros irretitus Newman & Cannon, 1998
• Pseudoceros jebborum Newman & Cannon, 1994
• Pseudoceros josei Newman & Cannon, 1998
• Pseudoceros kylie Newman & Cannon, 1998
• Pseudoceros lacteus (Collingwood, 1876)
• Pseudoceros lactolimbus Newman & Cannon, 1998
• Pseudoceros laingensis Newman & Cannon, 1998
• Pseudoceros langamaakensis Faubel, 1983
• Pseudoceros laticlavus Newman & Cannon, 1994
• Pseudoceros latissimus (Schmarda, 1859)
• Pseudoceros lindae Newman & Cannon, 1994
• Pseudoceros liparus Marcus, 1950
• Pseudoceros litoralis Bock, 1913
• Pseudoceros luteus (Plehn, 1898)
• Pseudoceros macroceraeus Schmarda, 1859
• Pseudoceros maximus Lang, 1884
• Pseudoceros memoralis Kato, 1938
• Pseudoceros microceraeus (Schmarda, 1859)
• Pseudoceros micropapillosus Kato, 1934
• Pseudoceros monostichos Newman & Cannon, 1994
• Pseudoceros mossambicus Prudhoe, 1989
• Pseudoceros nigrocinctus (Schmarda, 1859)
• Pseudoceros nipponicus Kato, 1944
• Pseudoceros ouini Newman & Cannon, 1994
• Pseudoceros paralaticlavus Newman & Cannon, 1994
• Pseudoceros periaurantius Newman & Cannon, 1994
• Pseudoceros periphaeus Bock, 1913
• Pseudoceros peripurpureus Newman & Cannon, 1994
• Pseudoceros perviolaceus (Schmarda, 1859)
• Pseudoceros pius Kato, 1938
• Pseudoceros prudhoei Newman & Cannon, 1994
• Pseudoceros punctatus Laidlaw, 1902
• Pseudoceros rawlinsonae Bolanos, Quiroga, & Litvaitis, 2007
• Pseudoceros regalus Laidlaw, 1903
• Pseudoceros reticulatus Yeri & Kaburaki, 1918
• Pseudoceros rubellus Laidlaw, 1903
• Pseudoceros rubronanus Newman & Cannon, 1998
• Pseudoceros rubrotentaculatus Kaburaki, 1923
• Pseudoceros sagamianus Kato, 1937
• Pseudoceros sapphirinus Newman & Cannon, 1994
• Pseudoceros scintillatus Newman & Cannon, 1994
• Pseudoceros scriptus Newman & Cannon, 1998
• Pseudoceros stimpsoni Newman & Cannon, 1998
• Pseudoceros susanae Newman & Anderson, 1997
• Pseudoceros texanus Hyman, 1955
• Pseudoceros tigrinus Laidlaw, 1902
• Pseudoceros tomiokaensis Kato, 1938
• Pseudoceros velutinus (Blanchard, 1847)
• Pseudoceros verecundus Newman & Cannon, 1994
• Pseudoceros vinosus Meixner, 1907
• Pseudoceros yessoensis Kato, 1937
• Pseudoceros zebra (Leuckart, 1828)

and incertae sedis species

• Pseudoceros affinis (Collingwood, 1876)
• Pseudoceros albicornus (Stimpson, 1857)
• Pseudoceros atraviridis (Collingwood, 1876)
• Pseudoceros buskii (Collingwood, 1876)
• Pseudoceros caeruleocinctus Hyman, 1959
• Pseudoceros cerebralis (Kelaart, 1858)
• Pseudoceros chloreus Marcus, 1949
• Pseudoceros coccineus (Stimpson, 1857)
• Pseudoceros corallophilus Hyman, 1954
• Pseudoceros devisii Woodworth, 1898
• Pseudoceros dimidiatus Graff, 1893
• Pseudoceros dulcis Kelaart, 1858
• Pseudoceros flavomaculatus Graff, 1893
• Pseudoceros fulminatus (Stimpson, 1855)
• Pseudoceros fuscus (Kelaart, 1858)
• Pseudoceros guttatomarginatus (Stimpson, 1855)
• Pseudoceros habroptilus Hyman, 1959
• Pseudoceros haddoni (Laidlaw, 1903)
• Pseudoceros hancockanus (Collingwood, 1876)
• Pseudoceros interruptus (Stimpson, 1855)
• Pseudoceros japonicus (Stimpson, 1857)
• Pseudoceros kelaarti (Collingwood, 1876)
• Pseudoceros kentii Graff, 1893
• Pseudoceros leptostictus Bock, 1913
• Pseudoceros limbatus Leuckart, 1828
• Pseudoceros lividus Prudhoe, 1982
• Pseudoceros maculatus (Pease, 1860)
• Pseudoceros mexicanus Hyman, 1953
• Pseudoceros montereyensis Hyman, 1953
• Pseudoceros mulleri (Delle Chiaje, 1829)
• Pseudoceros niger (Stimpson, 1857)
• Pseudoceros paradoxus Bock, 1927
• Pseudoceros pleurostictus Bock, 1913
• Pseudoceros purpureus (Kelaart, 1858)
• Pseudoceros striatus Kelaart, 1858
• Pseudoceros tristriatus Hyman, 1959
• Pseudoceros zeylanicus (Kelaart, 1858)