Egg case (Chondrichthyes)
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An egg case or egg capsule, often colloquially called a mermaid's purse, is the casing that surrounds the eggs of oviparous chondrichthyans. Living chondricthyans that produce egg cases include some s
Egg case of a skate
Egg case of a Port Jackson shark
Egg case of a brownbanded bamboo shark
Egg cases of a catshark
Skate (fish)
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Skates are cartilaginous fish belonging to the family Rajidae in the superorder Batoidea of rays. More than 150 species have been described, in 17 genera. Softnose skates and pygmy skates were previou
Egg case (Chondrichthyes)
…mermaid's purse, is the casing that surrounds the eggs of oviparous chondrichthyans. Living chondricthyans that produce egg cases include some sharks, skates and chimaeras. Egg cases typically contain one embryo, except for big skate and mottled skate egg cases, which contain up to seven embryos. Oviparity…
Amblyraja hyperborea 1
A skate laying an egg case (mermaid's purse) at the San Sebastian Aquarium
Four developing embryos located in an opened big skate egg case (mermaid's purse)