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home / Mollusca · moliuskai / Arionidae · plikšliužiniai / Arion fuscus · tamsusis smalžys
Arion fuscus · tamsusis smalžys
- dusky arion
- Braune Wegschnecke
- tamsusis smalžys, kislusis arionas
- rūsas kailgliemezis
https://en.wikipedia.org/wiki/Arion_fuscus A 50–70 mm roundback slug. It is brown in colour, ranging from black-brown through olive-brown to orange and bright reddish-orange. Darker lateral bands are present. Dark pigment reaches under the pneumostome from back to front. The foot fringe is pale with thin lines. The sole is uniformly pale/translucent.The tentacles are pale or dark. It does not contract into a bell shape when stimulated. The Dusky Arion differs from other Arion species in its yellow-orange body mucus.