Orange County, California, US
Egg case of a skate species. This looks like the same species from an aquarium where I worked but I'm no expert.
I found a small dead ray at University Beach, Corpus Christi Bay, Texas.
It measured about 30 cm (12 in) long.
Rajiformes is one of the four orders in the superorder Batoidea, flattened cartilaginous fishes related to sharks. Rajiforms are distinguished by the presence of greatly enlarged pectoral fins, which reach as far forward as the sides of the head, with a generally flattened body. The undulatory pectoral fin motion diagnostic to this taxon is known as rajiform locomotion. The eyes and spiracles are located on the upper surface of the head and the gill slits are...