• In some malacostraca like squilla the egg directly hatches out in a young stage called Alima larva.

• It is a pelagic form having slender body with a short but broad carapace.

• Its body is glossy and transparent.

• In addition to all cephalic appendages only first two thoracic appendages are found.

• The abdomen has distinct six segments with five pairs of Pleopods.

• The alima larva is supposed to be modified zoea stage.

• It has an armature of the telson and well developed large second maxilliped.