• Thumbnail for Messel Formation
    hdl:2246/2913. S2CID 59131455. Mayr, G.. (2004). New specimens of Hassiavis laticauda (Aves: Cypselomorphae) and Quasisyndactylus longibrachis (Aves: Alcediniformes)...
    27 KB (2,977 words) - 18:48, 26 September 2024
  • Thumbnail for Strisores
    Archaeotrogonidae (Early Eocene of England ?- Late Eocene/Early Oligocene of France) Hassiavis (Middle Eocene of Messel, Germany) - Archaeotrogonidae? Protocypselomorphus...
    34 KB (3,162 words) - 14:44, 28 June 2024
  • Thumbnail for List of fossil bird genera
    Cypselomorphae? †Archaeotrogonidae gen. et sp. indet. (Early Eocene) †Hassiavis laticauda Mayr 1998 †Archaeotrogon Milne-Edwards 1892 (Late Eocene/Early Oligocene)...
    245 KB (19,042 words) - 06:56, 27 September 2024
  • doi:10.1127/njgpa/2016/0555. Gerald, M. (2004). "New specimens of Hassiavis laticauda (Aves: Cypselomorphae) and Quasisyndactylus longibrachis (Aves: Alcediniformes)...
    114 KB (5,957 words) - 18:49, 26 September 2024
  • Thumbnail for Archaeotrogonidae
    the sister group to nightjars. †Archaeotrogonidae Wetmore 1926 †Hassiavis laticauda Mayr 1998 †Archaeotrogon Milne-Edwards 1892 (Late Eocene/Early Oligocene)...
    5 KB (394 words) - 05:16, 27 February 2024
  • Gracilitarsidae G. Mayr, 2001, this is the type species of the new genus. Hassiavis laticauda Gen. nov. et Sp. nov. Valid Gerald Mayr Middle Eocene Messel pit...
    49 KB (2,581 words) - 11:37, 14 October 2024