👉 Pteropods are a group of small sea creatures that belong to the class Chondrichthyes. They include a wide range of species, from the smallest and most primitive staghorn whales (stegocars) in the family Chondrichthya (the marine mammals) to the larger staghorns like the pteropods. Pteropods are characterized by their large size and robust body structure. They have a long, thin snout that is used for