Coelacanth Distribution and habitat
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Coelacanths (/ˈsiːləkænθ/ SEE-lə-kanth) (order Coelacanthiformes) are an ancient group of lobe-finned fish (Sarcopterygii) in the class Actinistia. As...
Sarcopterygii (category Harv and Sfn no-target errors)freshwater habitats. In the Early Devonian (416–397 Ma), the sarcopterygians, or lobe-finned fishes, split into two main lineages: the coelacanths and the rhipidistians...
Living fossil (section Evolution and living fossils)authors in recent years. Coelacanths disappeared from the fossil record some 80 million years ago (in the upper Cretaceous period) and, to the extent that...
and the coelacanth, a deepwater fish known from fossils over 300 million years old. Four marine national parks were established in 2010 – Coelacanth National...
Lazarus taxon (section Communication and education)Hill & J.M.Allen". Kew Gardens. Retrieved 3 July 2017. "Coelacanths, Coelacanth Pictures, Coelacanth Facts – National Geographic". National Geographic. 10...
Extinction (section Habitat degradation)easier to demonstrate for larger taxonomic groups. The coelacanth, a fish related to lungfish and tetrapods, was considered to have been extinct since the...
Catfish (section Distribution and habitat)fish distinguished in the last seventy years, the others being the coelacanth in 1938 and the megamouth shark in 1983. The new species in Lacantuniidae, Lacantunia...
in both cartilaginous fishes such as sharks, and in bony fishes such as coelacanths and sturgeons, and must therefore be ancient. Most bony fishes have...- the Sarcopterygii( which includes lobe-finned fish like coelacanths and lungfish, as well as and tetrapods), was the most diverse group of bony fish in...
Blast fishing (category Fishing techniques and methods)unstable coral reefs, discouragement of tourism investors, and a threat to the habitat of coelacanths in the region. Other impacts of blast fishing in the area...
Laotian rock rat (section Distribution)deposits. Mary Dawson described Laonastes as the "coelacanth of rodents". The analysis of mtDNA 12S rRNA and cytochrome b sequence by Jenkins et al. allied...
the olfactory tissue, and out through the posterior openings. This is true not only of ray-finned fish but also of the coelacanth, a fish included in the...
the whale shark, the coelacanth and the chimaerans. The Coral Triangle is the epicentre for the biodiversity, not only of corals and fish, but also of many...
requiem sharks, dog sharks and hammerheads, among others, and the lobe finned coelacanth. Some species of rockfish (Sebastes) and sculpins (Comephoridae)...
Indian Ocean (section Extent and data)a scaleworm and a polychaete worm. The West Indian Ocean coelacanth was discovered in the Indian Ocean off South Africa in the 1930s and in the late 1990s...
cartilaginous fishes (sharks, rays, and chimaeras), lungfishes, bichirs, coelacanths, sturgeons, paddlefishes, aquatic salamanders, and caecilians. Ampullae of Lorenzini...- coast of South Africa. It includes genetic, species and ecosystems biodiversity in a range of habitats spread over a range of ecologically varied regions...
Shark (redirect from Shark senses and behaviors)contrast to bony fish, with the exception of the coelacanth, the blood and other tissue of sharks and Chondrichthyes is generally isotonic to their marine...
Tiktaalik (section Skull and neck)lobed fins evolved into the feet and toes of tetrapods. In many lobe-finned fish, including living coelacanths and the Australian lungfish, the fin skeleton...
Fauna of Madagascar (section Habitat loss)particularly in the west, and there are extensive coral reefs around the island. Thousands of fish species occur, including the rare coelacanth. Four species of...
- active tubular secretion of MgSO4 cartilaginous fishes (and coelacanth): blood retains urea and trimethylamineoxide to increase its osmolality to that