Batoidea is a superorder of cartilaginous fishes, commonly known as rays. They and their close relatives, the sharks, comprise the subclass Elasmobranchii. Rays are the largest group of cartilaginous fishes, with well over 600 species in 26 families. Rays are distinguished by their flattened bodies, enlarged pectoral fins … See more Batoids are flat-bodied, and, like sharks, are cartilaginous fish, meaning they have a boneless skeleton made of a tough, elastic cartilage. Most batoids have five ventral slot-like body openings called gill slits that lead from the See more Most batoids have developed heavy, rounded teeth for crushing the shells of bottom-dwelling species such as snails, clams, oysters, crustaceans, and some fish, depending on the species. Manta rays feed on plankton. See more The classification of batoids is currently undergoing revision; however, molecular evidence refutes the hypothesis that skates and rays are derived sharks. Nelson's 2006 See more Batoids reproduce in a number of ways. As is characteristic of elasmobranchs, batoids undergo internal fertilization. Internal fertilization is advantageous to batoids as it … See more Most species live on the sea floor, in a variety of geographical regions – mainly in coastal waters, although some live in deep waters to at least … See more Batoids belong to the ancient lineage of cartilaginous fishes. Fossil denticles (tooth-like scales in the skin) resembling those of today's chondrichthyans date at least as far back as the Ordovician, with the oldest unambiguous fossils of cartilaginous fish dating from the middle See more According to a 2024 study in Nature, the number of oceanic sharks and rays has declined globally by 71% over the preceding 50 years, … See more WebManta Rays. Their huge size however, doesn’t in anyway affect their mobility and these giant creatures are gracefully agile underwater. Mantas are filter feeders living off plankton, fish larvae and the like frequent cleaning stations where small fish such as wrasse, remora and angelfish swim in the manta’s gills and over its skin it of parasites and dead tissue.
Fish - Evolution of Actinopterygii and taxonomic features
WebAug 12, 2024 · See also: Red Sea Fish Species; Climate of the Ocean; Endangered Species of Whale; 4. Striped Panray. The striped panray (Zanobatus schoenleinii) is a species of ray … WebSkate (fish) 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. [2] Softnose skates and pygmy skates were previously treated as subfamilies of Rajidae (Arhynchobatinae and Gurgesiellinae), but are now considered as distinct families. [2] porsche taycan cross turismo pcp
Stingray - Wikipedia
Webmanta ray, also called devil ray, any of several genera of marine rays comprising the family Mobulidae (class Selachii). Flattened and wider than they are long, manta rays have fleshy enlarged pectoral fins that look like … WebBowmouth Guitarfish is a type of ray fish with a large and flattened head that tapers off to a tail, making the fish look like a shark. It is an endangered species that is hunted for its fins … Webstingray, any of a number of flat-bodied rays noted for the long, sharp spines on their tails. They are sometimes placed in a single family, Dasyatidae, but often separated into two families, Dasyatidae and Urolophidae. Stingrays … porsche taycan cross turismo wagon for sale