Amynthas corticis (Kinberg, 1867) (Megascolecidae)
Snake Worm, Crazy Worm, Black Wriggler
- Origin in Southern Asia including part of China
- Found in warm climates, including Central Valley
- 45-170 x 3-6 mm
- Parthenogenetic
- Some detritivory at soil surface
- Excretory system in part enteroic: most nephridia discharge into gut
- Very fast moving, lashes about when disturbed, often sheds
"tail" which continues to lash about while the rest of the earthworm escapes
- Found in clayey and sandy soils, tolerates heat, drought