1. Intestinal parasite of humans and pigs
   - Ascaris lumbricoides

Derived forms: common roundworms

Type of: nematode, nematode worm, roundworm

Part of: Ascaris, genus Ascaris

• genus Loxia
• genus Loxodonta
• genus Loxoma
• genus Loxostege
• genus Lucilia
• genus Lufengpithecus
• genus Luffa
• genus Lumpenus
• genus Lunaria
• genus Lunda
• genus Lupinus
• genus Luscinia
• genus Lutjanus
• genus Lutra
• genus Luvarus
• genus Lycaena
• genus Lycaeon
• genus Lychnis
• genus Lycium
• genus Lycoperdon
• genus Lycopersicon
• genus Lycopersicum
• genus Lycopodium
• genus Lycopus
• genus Lycosa