Dodatak:Popis oblića, F

Fa

• Falcihasta
• Falcihastidae

Fe

• Fenestrolaimus
• Fergusobia
• Fergusobiidae

Fi

Fictor Paramonov, 1952

• Fictor agilis (Khera, 1970)
• Fictor anchicoprophagus (Paramonov, 1952)
• Fictor brevispiculatus Schuurmans Stekhoven & Teunissen, 1938
• Fictor denticulatus Mahamood, Ahmad & Shah, 2006
• Fictor faecalis (Weingärtner, 1955)
• Fictor fictor (Bastian, 1865)
• Fictor hessi (Steiner, 1914)
• Fictor levidentus (Weingärtner, 1955)
• Fictor rarus (Völk, 1950)
• Fictor setosus Mahamood, Ahmad & Shah, 2006
• Fictor shoshini Gagarin, 1995
• Fictor similis (Bütschli, 1876)
• Fictor stercorarius (Bovien, 1937)
• Fictor trichiuuroides Schneider, 1937
• Fictor tsalolichini (Gagarin & Lemzina, 1982)
• Fictor tumidus Gagarin, 1998
• Fictor vorax (Goodey, 1929)

Nematoda → Secernentea → Rhabditida → Diplogastroidea → Neodiplogasteridae

• Filarioidea
• Filaroides
• Filaroididae
• Filenchus
• Filipjeva
• Filipjevia
• Filipjeviella
• Filoncholaimus

Fimbria Cobb, 1894

• Fimbria tenuis Cobb, 1894

Animalia → Nematoda → Nematoda incertae sedis

Fimbrilla Cobb, 1905

• Fimbrilla tenuis (Cobb, 1894)

Animalia → Nematoda → Adenophorea → Enoplida → Oncholaimidae

Fu

• Funaria
• Fusonema