It is a form of short-cut pasta, shaped like a large grain of rice.
These are small pasta shapes that are shaped like a small ear, which is where their name comes from.
They are very large tube-shaped pasta, usually ridged, that usually stuffed and baked.
Gnocchi are thick, small, oval-like shapes of dough typically made of potatoes, eggs, cheese and flour. The dough for gnocchi is rolled out into a tube, then cut into small pieces about half an inch in length. Sometimes, they are then pressed with a fork creating a small groove to hold sauce.
Gigli is a delicate piece of pasta that has been rolled into a cone or flower.