How big are shark eggs for different species of shark?

I just want to add a bit to Ashley Stoehr's awesome answer because it made me curious. First off, whale sharks are the largest fish in existence, so it makes sense that they would have the largest eggs. read more

An egg of a whale shark found in the Gulf of Mexico measured 30 centimetres (12 inches) long by about 14 centimetres (51/2 inches) wide and was eight centimetres (three inches) thick. Protected by the shell and nourished by the abundant yolk, the embryo of an oviparous species develops for 4 1/2 to 14 3/4 months before hatching . read more

Bullhead shark eggs typically hatch after 7 to 12 months, depending on the species. Female Japanese bullhead sharks have been known to deposit their eggs in one location along with other females, called a"nest". read more

Sharks that lay eggs in the water are referred to as oviparous. These sharks, like most fish, lay their eggs in crevices in the water. The cases of the eggs are relatively tough to protect them from other sea predators. Sharks that carry the eggs inside of them and give birth to live babies are considered ovoviviparous. read more