• the form of small spurs, the tiny legs of Pachyrhachis included a hip, knee, and ankle joint. Pachyrhachis was originally described by Haas (1979, 1980)...
    5 KB (615 words) - 18:30, 16 February 2024
  • Thumbnail for Ophidia
    lizards. Ophidia was defined as the "most recent common ancestor of Pachyrhachis and Serpentes (modern snakes), and all its descendants" by Lee and Caldwell...
    17 KB (1,626 words) - 10:36, 25 April 2024
  • Thumbnail for Madtsoiidae
    to be more plesiomorphic than other Cretaceous limbed snakes, such as Pachyrhachis, Haasiophis or Eupodophis, in retaining a sacro-iliac contact and well-developed...
    26 KB (2,687 words) - 14:21, 24 April 2024
  • Along with its sister genus Pachyrhachis, Haasiophis does not possess either a sacral rib or vertebrae. Also like Pachyrhachis there is no preserved indication...
    7 KB (775 words) - 12:43, 4 August 2023
  • Thumbnail for Titanoboa
    and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    28 KB (3,132 words) - 18:15, 29 April 2024
  • name Bulbophyllum pinelianum (A.Rich.) Paul Abel Ormerod 2016 Synonyms Pachyrhachis pineliana A.Rich. Pleurothallis pachyrachis A.Rich. in R.de la Sagra...
    4 KB (299 words) - 23:49, 28 May 2023
  • Thumbnail for Snake
    connection to the vertebrae. These include fossil species like Haasiophis, Pachyrhachis and Eupodophis, which are slightly older than Najash. This hypothesis...
    149 KB (15,043 words) - 21:54, 2 May 2024
  • Thumbnail for Vasuki indicus
    and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    8 KB (682 words) - 06:29, 28 April 2024
  • Sapindales Family: Meliaceae Genus: Dysoxylum Species: D. pachyrhache Binomial name Dysoxylum pachyrhache Merr. Synonyms Epicharis pachyrhachis (Merr.) Harms...
    3 KB (181 words) - 06:06, 16 March 2023
  • Thumbnail for Homology (biology)
    had hind legs is confirmed by fossil evidence: the Cretaceous snake Pachyrhachis problematicus had hind legs complete with hip bones (ilium, pubis, ischium)...
    40 KB (4,046 words) - 04:21, 29 April 2024
  • Thumbnail for Najash
    PMID 30718525. Other known fossil snakes with developed hindlimbs, Haasiophis, Pachyrhachis and Eupodophis—all found in marine environments—all lack a sacral region...
    4 KB (395 words) - 10:25, 1 March 2024
  • Thumbnail for Wonambi
    and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    5 KB (475 words) - 21:19, 19 February 2023
  • Ophidia Simoliophiidae: Late Cretaceous Eupodophis Haasiophis Pachyophis Pachyrhachis Palaeophiidae: Late Cretaceous - Eocene Archaeophis Palaeophis Pterosphenus...
    10 KB (779 words) - 20:49, 23 April 2024
  • and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    5 KB (482 words) - 19:03, 18 April 2024
  • and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    6 KB (586 words) - 21:28, 19 January 2024
  • and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    5 KB (449 words) - 20:03, 4 January 2024
  • Thumbnail for Pelvic spur
    were three other known species of legged snakes from this time period, Pachyrhachis problematicus, Haasiophis terrasanctus and Eupodophis descouensi, but...
    12 KB (1,613 words) - 07:53, 11 February 2024
  • Thumbnail for Madtsoia
    and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    6 KB (388 words) - 15:41, 24 July 2023
  • Thumbnail for Sanajeh
    and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    10 KB (962 words) - 13:27, 9 January 2024
  • Thumbnail for Pachyophis
    characterized by the presence of hindlimbs and pelvic girdles, as seen in Pachyrhachis (one of the first discovered hind-limbed snakes). Included in the most...
    14 KB (1,765 words) - 02:31, 11 December 2023
  • Thumbnail for Eupodophis
    portal List of transitional fossils Other known fossil snakes with legs: Pachyrhachis Haasiophis Najash "Fossilized Snake With Two Legs Found - Science - redOrbit"...
    8 KB (880 words) - 16:39, 2 April 2024
  • Thumbnail for Palaeophis
    and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    8 KB (680 words) - 18:53, 20 February 2024
  • Thumbnail for Simoliophiidae
    Tchernov et al., 2000 Mesophis Bolkay, 1925 Pachyophis Nopcsa, 1923 Pachyrhachis Haas, 1979 Synonyms Pachyophidae Nopcsa, 1923 Pachyophiidae (Nopcsa,...
    2 KB (142 words) - 17:01, 3 December 2023
  • and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    4 KB (500 words) - 00:34, 19 August 2023
  • Thumbnail for Bulbophyllum
    Breda Oncophyllum D.L.Jones & M.A.Clem. Osyricera Blume Oxysepala Wight Pachyrhachis A.Rich. Papulipetalum (Schltr.) M.A.Clem. & D.L.Jones Pedilochilus Schltr...
    35 KB (2,118 words) - 06:51, 14 April 2024
  • and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    12 KB (1,712 words) - 07:49, 5 January 2024
  • Thumbnail for Nidophis
    and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    1 KB (129 words) - 14:55, 4 July 2023
  • and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    2 KB (71 words) - 21:24, 28 July 2023
  • Thumbnail for Tetrapodophis
    †Euopodophis descouensi †Pachyrhachis problematicus...
    9 KB (797 words) - 17:11, 25 April 2024
  • and a sacrum Najash Simoliophiidae Eupodophis Haasiophis Pachyophis Pachyrhachis Madtsoiidae Alamitophis Gigantophis Madtsoia Menarana Nidophis Powellophis...
    9 KB (1,206 words) - 03:47, 29 January 2023