- Isolated, crescent-shaped dunes.

- Found in areas with relatively strong winds and limited sand supply.

- They have steep slip faces on their leeward sides and gentle slopes on their stoss sides.

2. Transverse Dunes

- Larger and more linear dunes.

- Found in areas with strong winds and a plentiful supply of sand.

- Align with prevailing winds.

3. Parabolic Dunes

- U-shaped dunes with arms that point downwind.

- Form when vegetation partially stabilizes the dunes, allowing sand to accumulate in the central part of the dune.

4. Star Dunes

- Complex dunes with multiple peaks.

- Found in areas with strong winds and a plentiful supply of sand.