Coelacanth - The Fate of the Coelacanth Coelacanth Kingdom:...

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The Fate of the Coelacanth
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Coelacanth Kingdom: Animalia Phylum: Chordata Class: Sarcopterygii Order: Coelacanthiformes Family: Coelacanthidae Genus: Latimeria species: Latimeria chalumnae (Comoro)       Latimeria menadoensis  (Indonesian)  
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Coelacanth Description 71 inches length, 216 lbs Occurs at depths of 500-2300ft Jointed paired fins May live to 60 yrs Ovoviviparous Electroreception in rostral organ Fat filled swim bladder
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Fossil Record 120 species known from fossils 400 mya Thought to be extinct 80 million years ago
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Coelacanth Found in 1938 off the coast of the Comoro Islands Fossilized records on every continent but Antarctica Clue to the evolutionary transition of bony fish to terrestrial amphibians
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Where was it found?
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Who found it first? 1938 Marjorie-Courtney Latimer
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J.B.L. Smith, Rhodes Univ., Grahamstown
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Coelacanth Anatomy Fins: 2 dorsals 2 pectorals 2 pelvics 1 anal 1 caudal
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Coelacanth Anatomy Rostral organ Intercranial joint Ovoviviparous Fat filled swim bladder Unsegmented notochord
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This note was uploaded on 04/29/2011 for the course OCN 201 taught by Professor Decarlo,e during the Summer '08 term at University of Hawaii, Manoa.

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Coelacanth - The Fate of the Coelacanth Coelacanth Kingdom:...

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