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|Lumbricus terrestris, the common European earthworm|
Characteristics of some commonly encountered species are:
- Lumbricus rubellus is usually reddish brown or reddish violet, iridescent dorsally, and pale yellow ventrally. They are usually about 25–105 mm in length, and have around 95-120 segments.
- Lumbricus castaneus varies from chesnut to violet brown; brown or yellow ventrally, and has an orange clitellum. They are usually about 30–70 mm long, and have around 82–100 segments.
- Lumbricus terrestris has several common names, including common earthworm, nightcrawler, and dew worm. It is strongly pigmented, brown-red dorsally, and yellowish ventrally. Setae are widely paired at both ends of the body. It is about 90–300 mm long, and has around 110–160 segments.
- Lumbricus festivus is not found in large numbers. It is red-brown, lighter ventrally, iridescent dorsally. The body length varies from 48–108 mm, with about 100–143 segments.
- Lumbricus badensis, the giant earthworm, also belongs to this genus. Its range is restricted to the Black Forest area of southwestern Germany. it's very large and grows up to 600mm.
- "Checklist of Lumbricidae, etc" (PDF). YNU. 2007. Retrieved 2008-05-26.