Belocaulus angustipes, the black-velvet leatherleaf slug, is a species of land slug in the family Veronicellidae native to South American tropical regions.

[1] As the common name suggests, Belocaulus angustipes are generally black and velvety in appearance as adults.

[2] Belocaulus angustipes are native to South American tropical regions.

[2] Belocaulus angustipes are mostly active at night and in wet weather.

[2] Due to their large numbers in the tropical regions, the Belocaulus angustipes are a big problem for agricultural crops.