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Revision der triodus-arten (chondrichthyes: xenacanthida) aus dem ...

WebThe frilled sharks of the genus Chlamydoselachus are very different from the cow sharks, and have been proposed to be moved to a distinct order, Chlamydoselachiformes. WebChlamydoselachus Order Hexanchiformes Family Hexanchidae Heptranchias Hexanchus Family Notorynchidae Notorynchus Order Echinorhiniformes Family Echinorhinidae Echinorhinus Order Dalatiiformes Family Etmopteridae Aculeola Centroscyllium Etmopterus Miroscyllium Trigonognathus Family Somniosidae Centroscymnus Mollisquama … aigle mission

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WebPronunciation of Chlamydoselachiformes with and more for Chlamydoselachiformes. Dictionary Collections Quiz Community Contribute Certificate SITE LANGUAGE ... The frilled shark (Chlamydoselachus anguineus) and the southern African frilled shark (Chlamydoselachus africana) are the two extant species of shark in the family Chlamydoselachidae. The frilled shark is considered a living fossil, because of its primitive, anguilliform (eel-like) physical traits, such as a dark … See more The zoologist Ludwig Döderlein first identified, described, and classified the frilled shark as a discrete species of shark. After three years (1879–1881) of marine research in Japan, Döderlein took two specimen sharks to … See more The eel-like bodies of C. anguineus and C. africana differ anatomically; C. anguineus has a longer head and shorter gill slits, a spinal column with more vertebrae (160–171 vs. 147), and a lower-intestine spiral valve with more turns (35–49 vs. 26–28) than does … See more In pursuit of food, the frilled shark usually is a bycatch of commercial fishing, accidentally caught in the nets used for trawl-, gillnet-, and longline-fishing. In Japan, at Suruga … See more The habitats of the frilled shark include the waters of the outer continental shelf and the upper-to-middle continental slope, favoring upwellings and other biologically productive areas. Usually, the shiver lives close to the ocean floor, yet its diet of cephalopods, smaller sharks, and See more A cartilaginous skeleton and a large liver (filled with low-density lipids) are the mechanical means with which the frilled shark controls and maintains its buoyancy in the deep waters of the ocean. The shark has an open, lateral-line organ system featuring See more • Sharks portal • List of sharks See more • ABC News video • Chlamydoselachus anguineus, Frilled shark at FishBase • Deep Sea: Frilled Shark at ReefQuest Centre for Shark Research See more WebNagelhaie. Die Nagelhaie ( Echinorhinus) (Griechisch, echinos = Seeigel, rhinos = Nase) oder Alligatorhaie ist die einzige Gattung der Familie Echinorhinidae. Sie sind nahe mit den Dornhaien (Squalidae) verwandt. Es gibt zwei rezente Arten, Echinorhinus brucus und Echinorhinus cookei . aigle moche