• Thumbnail for Archaeopteryx
    Archaeopteryx (/ˌɑːrkiːˈɒptərɪks/ ; lit. 'old-wing'), sometimes referred to by its German name, "Urvogel" (lit. Primeval Bird) is a genus of bird-like...
    113 KB (11,968 words) - 20:14, 31 May 2025
  • Thumbnail for Specimens of Archaeopteryx
    Archaeopteryx fossils from the quarries of Solnhofen limestone represent the most famous and well-known fossils from this area. They are highly significant...
    142 KB (19,171 words) - 15:49, 23 May 2025
  • genus Archaeopteryx, the term can refer to the following subjects: Specimens of Archaeopteryx 9860 Archaeopteryx - a main belt asteroid Archaeopteryx (software)...
    813 bytes (115 words) - 22:02, 1 December 2023
  • Thumbnail for Origin of birds
    in the nineteenth century after the discovery of the primitive bird Archaeopteryx in Germany. Birds and extinct non-avian dinosaurs share many unique...
    114 KB (12,002 words) - 16:42, 22 May 2025
  • Thumbnail for Ruppert Archaeopteryx
    The Ruppert Archaeopteryx (English: ancient wing) is a Swiss high-wing, pod-and-boom, single-seat, microlift glider that was designed by Roger Ruppert...
    8 KB (817 words) - 07:54, 4 March 2025
  • Thumbnail for Wellnhoferia
    closely related to Archaeopteryx. It lived in what is now Germany, during the Late Jurassic. While Wellnhoferia was similar to Archaeopteryx, it had a shorter...
    3 KB (279 words) - 18:32, 27 March 2025
  • Thumbnail for Transitional fossil
    theory of descent with modification through natural selection. Indeed, Archaeopteryx was discovered just two years later, in 1861, and represents a classic...
    53 KB (5,701 words) - 03:00, 26 May 2025
  • Thumbnail for Avialae
    though alternative definitions are occasionally used (see below). Archaeopteryx lithographica, from the late Jurassic Period Solnhofen Formation of...
    20 KB (1,770 words) - 18:31, 24 May 2025
  • Thumbnail for Bird flight
    debate about whether the earliest known bird, Archaeopteryx, could fly. It appears that Archaeopteryx had the avian brain structures and inner-ear balance...
    47 KB (5,631 words) - 05:29, 23 May 2025
  • Thumbnail for Evolution of birds
    biological class, Aves. For more than a century, the small theropod dinosaur Archaeopteryx lithographica from the Late Jurassic period was considered to have been...
    30 KB (3,347 words) - 05:35, 13 February 2025
  • Thumbnail for Origin of avian flight
    aerodynamics of avian flight. Even after the discovery of the ancestral bird Archaeopteryx which lived over 150 million years ago, debates still persist regarding...
    31 KB (3,931 words) - 16:23, 26 May 2025
  • Archaeopteryx is an interactive computer software program, written in Java, for viewing, editing, and analyzing phylogenetic trees. This type of program...
    2 KB (140 words) - 04:13, 2 December 2023
  • Thumbnail for Compsognathus
    preceding centuries incorrectly labelling them as the closest relative of Archaeopteryx. Compsognathus is known from two almost complete skeletons. The German...
    57 KB (6,160 words) - 15:16, 26 May 2025
  • Thumbnail for Archaeopterygidae
    Europe. In most current classifications, it contains only the genera Archaeopteryx and Wellnhoferia. As its name suggests, Protarchaeopteryx was also once...
    9 KB (774 words) - 07:42, 24 May 2025
  • Thumbnail for Solnhofen Limestone
    Solnhofen Plattenkalk include the early feathered theropod dinosaur Archaeopteryx preserved in such detail that they are among the most famous and most...
    8 KB (794 words) - 23:19, 27 May 2025
  • broad-based reviews of the osteology and phylogeny of the primitive bird Archaeopteryx appeared in 1976. Ostrom lived to see the eventual discovery of feathered...
    38 KB (3,744 words) - 18:55, 22 May 2025
  • Thumbnail for Christian Erich Hermann von Meyer
    vertebrata, including the Triassic predator Teratosaurus, the earliest bird Archaeopteryx lithographica (1861), the pterosaur Rhamphorhynchus, and the prosauropod...
    5 KB (514 words) - 02:57, 30 May 2025
  • Thumbnail for Dinosaur
    PMID 17842432. S2CID 32015255. —— (1988). "Ein neuer Exemplar von Archaeopteryx". Archaeopteryx. 6: 1–30. Schweitzer, Mary H.; Watt, J.A.; Avci, R.; et al....
    288 KB (28,536 words) - 09:55, 30 May 2025
  • Thumbnail for Dromaeosauridae
    attached in life. Overall, this feather pattern looks very much like Archaeopteryx. The first known dromaeosaurid with definitive evidence of feathers...
    95 KB (9,447 words) - 22:03, 22 May 2025
  • Thumbnail for Aurornis
    found to date. The fossil evidence for the animal pre-dates that of Archaeopteryx lithographica, often considered the earliest bird species, by about...
    13 KB (1,465 words) - 23:44, 19 May 2025
  • Thumbnail for Bird
    Birds are descendants of the primitive avialans (whose members include Archaeopteryx) which first appeared during the Late Jurassic. According to some estimates...
    225 KB (23,631 words) - 11:56, 1 June 2025
  • Thumbnail for Ornithurae
    (translation by Jacques Gauthier). This distinguishes the group from Archaeopteryx, which Haeckel placed in another new group called Sauriurae. Said simply...
    7 KB (574 words) - 00:44, 5 May 2025
  • Thumbnail for Granger Archaeopteryx
    The Granger Archaeopteryx is a British single-engined, tailless parasol monoplane designed and built in the late 1920s by two brothers, R.F.T. and R.J...
    7 KB (703 words) - 00:42, 17 November 2023
  • Thumbnail for Natural History Museum, Berlin
    skeleton), and a well-preserved specimen of the earliest known bird, Archaeopteryx. The museum's mineral collections date back to the Prussian Academy...
    29 KB (3,567 words) - 20:19, 5 November 2024
  • Thumbnail for Theropoda
    Deinonychus, which are remarkably similar in form to the oldest known bird, Archaeopteryx), the bird-like troodontids and oviraptorosaurs, the ornithomimosaurs...
    75 KB (7,991 words) - 09:28, 31 May 2025
  • Thumbnail for Xiaotingia
    small feathered dinosaur that lived in an arboreal environment. Like Archaeopteryx it had long forelimbs. Its femur was longer than its humerus, 84 mm...
    10 KB (881 words) - 19:20, 13 May 2025
  • that some of the smaller Jurassic theropods had many similarities to Archaeopteryx and modern birds, he determined that they were unlikely to be direct...
    48 KB (6,032 words) - 23:07, 24 March 2025
  • Thumbnail for Solnhofen
    subsequently yielded spectacular finds, including Archaeopteryx, commemorated in the bird's full name Archaeopteryx lithographica. All 13 known specimens have...
    4 KB (438 words) - 17:36, 27 November 2022
  • Thumbnail for Troodontidae
    like Sinovenator, demonstrate striking anatomical similarities with Archaeopteryx and primitive dromaeosaurids, and demonstrate that they are relatives...
    36 KB (3,245 words) - 02:55, 15 May 2025
  • It had a wing loading of 0.15 lb/sqft, or 0.73 kg/m2. The Ruppert Archaeopteryx has a certified stall speed of 30–39 kilometres per hour (19–24 mph)...
    4 KB (545 words) - 20:18, 8 May 2025