Lineus longissimus
| Bootlace worm | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Nemertea |
| Class: | Pilidiophora |
| Order: | Heteronemertea |
| Family: | Lineidae |
| Genus: | Lineus |
| Species: | L. longissimus |
| Binomial name | |
| Lineus longissimus (Gunnerus, 1770) | |
The bootlace worm (Lineus longissimus) is a species of ribbon worm and one of the longest known animals, with specimens up to 55 m (180 ft) long being reported. Its mucus is highly toxic.