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Coelacanths (/ ˈ s iː l ə k æ n θ / ⓘ SEE-lə-kanth) (order Coelacanthiformes) are an ancient group of lobe-finned fish (Sarcopterygii) in the class Actinistia. [2] [3] As sarcopterygians, they are more closely related to lungfish and tetrapods (which includes amphibians, reptiles, birds and mammals) than to ray-finned fish.
In Nordic mythology, Jörmungandr (or Midgarðsormr) was a sea serpent or worm so long that it encircled the entire world, Midgard. [4] Sea serpents also appear frequently in later Scandinavian folklore, particularly in that of Norway, such as an account that in 1028 AD, Saint Olaf killed a sea serpent in Valldal in Norway, throwing its body onto the mountain Syltefjellet.
Ancient Greek mosaic in Kaulon of a cetus sea serpent. In Greek mythology, a Cetus (Ancient Greek: Κῆτος, romanized: Kêtos) is a large sea monster. Perseus slew a cetus to save Andromeda from being sacrificed to it. The term cetacean (for whale) derives from cetus. In Greek art, ceti were depicted as serpentine fish.
A rarely seen deep sea fish resembling a serpent was found floating dead on the ocean surface off the San Diego coast and was brought ashore for study, marine experts said. The silvery, 12-foot ...
Onchopristis is an extinct genus of sclerorhynchoid from the Cretaceous of North Africa, Europe, North America, and potentially South America.It contains two valid species, O. numida and O. dunklei, though some researchers argue that both may be considered a single taxon with variation in morphology caused by a wide geographical range. [12]
Dunkleosteus is an extinct genus of large arthrodire ("jointed-neck") fish that existed during the Late Devonian period, about 382–358 million years ago.It was a pelagic fish inhabiting open waters, and one of the first vertebrate apex predators of any ecosystem.
The fish spotted by oceangoers on August 10 was 12 feet long, according to the institution. The fish had already died at the time of the discovery, and was found near the shores of La Jolla Cove.
The study of prehistoric fish is called paleoichthyology. A few living forms, such as the coelacanth are also referred to as prehistoric fish, or even living fossils, due to their current rarity and similarity to extinct forms. Fish which have become recently extinct are not usually referred to as prehistoric fish.