• Fritillaria tenella
• Fritillaria venusta
• Frodromia atypica A-o-kaikamuri
  
• Frodromia reticulata Amime-kamuri
  
• Fungicola fagei Take-sango-yadori
  
• Fungicola utinomi Utinomi-sango-yadori
  
• Gaetice depressus Hiraisogani
  
• Gaetice ungulatus Okinawa-hiraisogani
  
• Gaillardiellus bocki Irezumi-ohgigani
  
• Gaillardiellus lobipes Shimoda-ohgigani
  
• Gaillardiellus orientalis Kebuka-áwatsubu-gani
  
• Gaillardiellus rueppelli Awatsubu-ohgigani
  
• Galene bispinosa Garene-gani
  
• Galiteuthis armata
• Garthambrus stellata Garth-hishigani
  
• Gastrosaccus lobatus
• Gastrosaccus normani
• Gastrosaccus sanctus
• Gastrosaccus spinifer
• Gecarcoidea lalandii Murasaki-okagani
  
• Genkaia gordonae Genkai-mameheike
  
• Geograpsus crinipes Oh-kakure-íwagani
  
• Geograpsus grayi Kakure-íwagani
  
• Geograpsus stormi Akakakure-ìwagani
  
• Geothelphusa aramotoi Aramoto-sawagani
  
• Geothelphusa candidiensis Taiwan-sawagani
  
• Geothelphusa dehaani Sawagani
  
• Geothelphusa exigua Ohsumi-sawagani
  
• Geothelphusa levicervix Oh-sawagani
  
• Geothelphusa marmorata Yakushima-sawagani
  
• Geothelphusa minei Minei-sawagani
  
• Geothelphusa miyazakii Miyazaki-sawagani
  
• Geothelphusa obtusipes Ryukyu-sawagani
  
• Geothelphusa sakamotoana Sakamoto-sawagani
  
• Geothelphusa shokitai Shokita-sawagani
  
• Geothelphusa tenuimana Himeyuri-sawagani
  
• Gigantocypris dracontovalis
• Gigantocypris muelleri
• Glabropilumnus dispar Subesube-kebukagani
  
• Glabropilumnus laevis Dana-kebukagani
  
• Globopilumnus actumnoides Marumi-kebuka-modoki
  
• Globopilumnus globosus Marumi-kebukagani
  
• Globopilumnus kiiensis
• Globopilumnus laciniatus Kumanonada-kebuka
  
• Gnathia abyssorum
• Gnathia dentata
• Gnathia maxillaris
• Gnathia oxyuraea
• Gnathia vorax
• Gomeza bicornis Tama-higegani