Coelacanth

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coelacanth etymology the word coelacanth is an adaptation of the modern latin cœlacanthus hollow spine from the greek κοῖλος koilos hollow ἄκανθα akantha spine it is a common name for the oldest living line of sarcopterygii referring to the hollow caudal fin rays of the first fossil specimen described and named by louis agassiz in 1839, the primitivelooking coelacanth pronounced seeluhkanth was thought to have gone extinct with the dinosaurs 65 million years ago but its discovery in 1938 by a south african museum curator on , the overwhelming majority of animals that go extinct manage to stay extinct thats why scientists were so shocked when in 1938 a sailing vessel dredged up a live coelacanth from the indian ocean near the coast of south africa, coelacanth latimeria chalumnae coelacanth sēləkănth n any of various mostly extinct lobefinned fishes of the group coelacanthiformes or actinistia known only in fossil form until a living species latimeria chalumnae was identified in 1938 a second latimeria species was described in 1999 new latin coelacanthus former genus name

Coelacanth Facts And Pictures

the coelacanth pronounced seeluhkanth is an enormous bottomdwelling fish that is unlike other living fishes in a number of ways they belong to an ancient lineage that has been around for , wild coelacanth nutritia is one of the few creatures on the island with a relative which can be found back home the coelacanth thrive in the waters around the island as well as within rivers and lakes unlike most coelacanths coelacanth nutritia meat contains less oil and urea in fact it is one of the healthier sources of meat ive yet found

anatomy diversity and evolution anatomy numerous characteristics are unique to the coelacanth among living fishes among them is the presence of a rostral organ in the snout that is part of the electrosensory system and an intracranial joint or hinge in the skull that allows the anterior portion of the cranium to swing upwards greatly enlarging the gape of the mouth, recent examples on the web some years ago the story of the smithsonians coelacanth took an interesting twist lynne parenti smithsonian how the smithsonians coelacanth lost its brain and got it back again 14 mar 2018 this is good for the coelacanths as all are considered endangered lynne parenti smithsonian how the smithsonians coelacanth lost its brain and got it , coelacanth a primitive bony fish with lobed fins as distinct from ray fins almost all its relatives were freshwater fossil forms dating from the devonian period latimeria is a living marine form found round the comoro islands off southeast africa and collected for the first time in 1938 it is remarkable in that it has remained almost unchanged from its ancestors in the lower carboniferous , this is the astounding coelacanth seelakanth the fusion of life and time that following a supposed extinction of 65 million years headlined into human consciousness with its discovery alive in 1938

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