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Latest Ray-finned fish Stories

Scientists Study Emergence Of Ray-Finned Fish
2013-07-22 17:47:50

Brett Smith for redOrbit.com – Your Universe Online Just like the rapper Drake, ray-finned fish started from the bottom – now they’re here. The vertebrate class of fish, which comprises 99 percent of all fish species, arose from a small, shell-crushing predatory fish called Fouldenia that survived a massive extinction event 359 million years ago, according to a new report in Zoological Journal of the Linnean Society. "This event 359 million years ago is called...

2007-01-02 03:00:26

By Friedman, Matt; Blom, Henning ABSTRACT- A new actinopterygian, Cuneognathus gardineri new genus and species, is described from the Devonian (Famennian) Obrutschew Bjerg Formation of East Greenland on the basis of multiple incomplete specimens. Cuneognathus most closely resembles Limnomis from the Famennian Catskill Formation of Pennsylvania, and, like that taxon, is known exclusively from freshwater deposits. A cladistic analysis with an ingroup of 13 actinopterygians and an outgroup...


Latest Ray-finned fish Reference Libraries

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2007-02-13 15:20:45

The bowfins are an order (Amiiformes) of primitive ray-finned fish. Only one species, the bowfin Amia calva, family Amiidae, exists today, although additional species in six families are known from Jurassic, Cretaceous, and Eocene fossils. These included the huge Leedsicthys, the biggest fish that ever existed. The bowfin and the gar are two of the freshwater fishes still extant that existed, almost unchanged from their current form, while the great dinosaurs roamed the earth. The most...

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Word of the Day
lunula
  • A small crescent-shaped structure or marking, especially the white area at the base of a fingernail that resembles a half-moon.
This word is a diminutive of the Latin 'luna,' moon.
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