A genus of earthworms, commonly found in soil and often used as fishing bait.

एक प्रकार के कृमि जो मिट्टी में पाए जाते हैं।

English Usage: "The gardener added lumbricus to the soil to improve its fertility."

Hindi Usage: "माली ने मिट्टी की उर्वरता सुधारने के लिए लुम्ब्रिकस जोड़े।"