The upcoming discussion will update you about the difference between clasper and hemipenis.
Difference # Clasper (Myxiptergium):
1. Claspers are the male copulatory organs of shark and rays.
2. The organs develop from the pelvic fins.
3. They are supported by fin skeleton.
4. The distal end is plate-like and not rounded.
5. They bear grooves to convey sperm into the cloaca of the female.
Difference # Hemipenis:
1. Hemipenis are the male intromittent organs of lizards and snakes.
2. The organs develop from the wall of cloaca.
3. Not supported by any kind of skeleton.
4. The distal end is large and rounded.
5. They also possess grooves to convey sperm.