Dodatak:Popis ribljih vrsta, Py

Rod Pycnocraspedum Alcock, 1889

1. Pycnocraspedum armatum Gosline, 1954
2. Pycnocraspedum fulvum Machida, 1984
3. Pycnocraspedum microlepis (Matsubara, 1943)
4. Pycnocraspedum phyllosoma (Parr, 1933)
5. Pycnocraspedum squamipinne Alcock, 1889

Pisces → Actinopterygii → Ophidiiformes → Ophidiidae → Neobythitinae

Rod Pycnomma

1. Pycnomma roosevelti Ginsburg, 1939
2. Pycnomma semisquamatum Rutter, 1904

Actinopterygii > Perciformes > Gobiidae

Rod Pygidianops

1. Pygidianops amphioxus de Pinna & Kirovsky, 2011
2. Pygidianops cuao Schaefer, Provenzano, de Pinna & Baskin, 2005
3. Pygidianops eigenmanni Myers, 1944
4. Pygidianops magoi Schaefer, Provenzano, de Pinna & Baskin, 2005

Actinopterygii > Siluriformes > Trichomycteridae

Rod Pygocentrus

1. Pygocentrus cariba (Humboldt, 1821)
2. Pygocentrus nattereri Kner, 1858
3. Pygocentrus palometa Valenciennes, 1850
4. Pygocentrus piraya (Cuvier, 1819)

Actinopterygii → Characiformes → Serrasalmidae

Rod Pygoplites

1. Pygoplites diacanthus (Boddaert, 1772)

Actinopterygii → Perciformes → Pomacanthidae

• 
  Pygoplites diacanthus
• 

Rod Pygopristis

1. Pygopristis denticulata (Cuvier, 1819)

Actinopterygii → Characiformes → Serrasalmidae

Rod Pylodictis

1. Pylodictis olivaris (Rafinesque, 1818)

Actinopterygii > Siluriformes > Ictaluridae

• 
  Pylodictis olivaris
• 
  Pylodictis olivaris
• 
  Pylodictis olivaris

Rod Pylorobranchus McCosker & Hong-Ming Chen, 2013

• Pylorobranchus hearstorum McCosker, 2014
• Pylorobranchus hoi McCosker, Loh, Lin & Chen, 2012

Pisces → Actinopterygii → Anguilliformes → Ophichthidae

Rod Pyramodon

1. Pyramodon lindas Markle & Olney, 1990
2. Pyramodon parini Markle & Olney, 1990
3. Pyramodon punctatus (Regan, 1914)
4. Pyramodon ventralis Smith & Radcliffe, 1913

Actinopterygii > Ophidiiformes > Carapidae

Rod Pyrolycus

1. Pyrolycus manusanus Machida & Hashimoto, 2002
2. Pyrolycus moelleri Anderson, 2006

Actinopterygii > Perciformes > Zoarcidae

Rod Pyrrhulina

1. Pyrrhulina australis Eigenmann & Kennedy, 1903
2. Pyrrhulina beni Pearson, 1924
3. Pyrrhulina brevis Steindachner, 1876
4. Pyrrhulina eleanorae Fowler, 1940
5. Pyrrhulina elongata Zarske & Géry, 2001
6. Pyrrhulina filamentosa Valenciennes, 1847
7. Pyrrhulina laeta (Cope, 1872)
8. Pyrrhulina lugubris Eigenmann, 1922
9. Pyrrhulina marilynae Netto-Ferreira & Marinho, 2013
10. Pyrrhulina maxima Eigenmann & Eigenmann, 1889
11. Pyrrhulina melanostoma (Cope, 1870)
12. Pyrrhulina obermulleri Myers, 1926
13. Pyrrhulina rachoviana Myers, 1926
14. Pyrrhulina semifasciata Steindachner, 1876
15. Pyrrhulina spilota Weitzman, 1960
16. Pyrrhulina stoli Boeseman, 1953
17. Pyrrhulina vittata Regan, 1912
18. Pyrrhulina zigzag Zarske & Géry, 1997

Actinopterygii > Characiformes > Lebiasinidae

Rod Pythonichthys

1. Pythonichthys asodes Rosenblatt & Rubinoff, 1972
2. Pythonichthys macrurus (Regan, 1912)
3. Pythonichthys microphthalmus (Regan, 1912)
4. Pythonichthys sanguineus Poey, 1868
5. Actinopterygii > Anguilliformes > Heterenchelyidae

Rod Pyxiloricaria

1. Pyxiloricaria menezesi Isbrücker& Nijssen, 1984

Actinopterygii > Siluriformes > Loricariidae