• The Laventan (Spanish: Laventense) age is a period of geologic time (13.8 to 11.8 Ma) within the Middle Miocene epoch of the Neogene, used more specifically...
    81 KB (4,554 words) - 13:19, 25 October 2024
  • Insects Environments Fluvial Fluvio-deltaic Fluvio-lacustrine Fluvio-deltaic Fluvial Laventan volcanoclastics Laventan fauna Laventan flora Volcanic Yes...
    43 KB (835 words) - 09:11, 30 March 2024
  • Thumbnail for Miocene
    Montehermosan (6.8 to 4.0 Ma) Huayquerian (9.0 to 6.8 Ma) Mayoan (11.8 to 9.0 Ma) Laventan (13.8 to 11.8 Ma) Colloncuran (15.5 to 13.8 Ma) Friasian (16.3 to 15.5...
    98 KB (10,147 words) - 12:10, 15 October 2024
  • Thumbnail for Dracaena (lizard)
    alphabetically. †Paradracaena colombiana Estes 1961 - the Middle Miocene (Laventan) Honda Group, Colombia The caiman lizards are built similarly to their...
    5 KB (458 words) - 11:31, 6 August 2024
  • Thumbnail for Sparassodonta
    Hondadelphidae Genus Hondadelphys Hondadelphys fieldsi (late middle Miocene, Laventan SALMA) Genus Stylocynus Stylocynus paranensis (latest Miocene, Huayquerian...
    61 KB (6,241 words) - 22:10, 20 August 2024
  • Thumbnail for Pisco Formation
    Pisco Formation (category Laventan)
    Insects Environments Fluvial Fluvio-deltaic Fluvio-lacustrine Fluvio-deltaic Fluvial Laventan volcanoclastics Laventan fauna Laventan flora Volcanic Yes...
    45 KB (2,550 words) - 01:19, 2 August 2024
  • Thumbnail for Phorusrhacidae
    phorusrhacid dubious) Genus ?Brontornis (Early to Middle Miocene (Santacrucian-Laventan) Santa Cruz and Monte León Formations, Argentina) — gigantic species, standing...
    52 KB (5,289 words) - 05:24, 24 October 2024
  • Thumbnail for Honda Group, Colombia
    Honda Group, Colombia (category Laventan)
    Oligocene to Late Miocene, and in the redefined type section restricted to the Laventan age of the South American Land Mammal Ages (SALMA), equivalent to the Middle...
    144 KB (8,122 words) - 17:22, 25 October 2024
  • Eunectes stirtoni (category Laventan)
    is an extinct species of anaconda that lived during the Middle Miocene (Laventan) in the area of the present-day Tatacoa Desert. Fossils of the species...
    2 KB (125 words) - 07:25, 26 February 2023
  • Thumbnail for Purussaurus
    Purussaurus (category Laventan)
    crocodyliform Langstonia. This fauna dates from 13 million years ago, in the Laventan stage of the Late Miocene. The genus was named for the Purus River where...
    13 KB (1,315 words) - 14:00, 7 October 2024
  • Thumbnail for Squirrel monkey
    Squirrel monkeys Temporal range: Miocene (Laventan to recent 13.8–0 Ma PreꞒ Ꞓ O S D C P T J K Pg N Common squirrel monkey Scientific classification Domain:...
    23 KB (2,647 words) - 01:27, 6 October 2024
  • Thumbnail for Lycopsis
    Lycopsis (category Laventan)
    (2004). "Functional-adaptive analysis of the postcranial skeleton of a Laventan borhyaenoid, Lycopsis longirostris (Marsupialia, Mammalia)". Journal of...
    6 KB (364 words) - 04:33, 29 April 2024
  • Thumbnail for Shrew opossum
    Shrew opossum (category Laventan)
    Member Stilotherium parvum - Sarmiento Formation, Colhue-Huapi Member Laventan Honda Group, Bolivia Huayquerian Pliolestes venetus - Cerro Azul Formation...
    11 KB (931 words) - 19:32, 31 October 2024
  • Thumbnail for Thyroptera
    disk-winged bat, Thyroptera wynneae †Thyroptera robusta, Middle Miocene (Laventan) Honda Group, Colombia Simmons, N.B. (2005). "Order Chiroptera". In Wilson...
    3 KB (329 words) - 23:52, 26 March 2023
  • Thumbnail for Barinasuchus
    Barinasuchus (category Laventan)
    Barinasuchus Temporal range: Mid Eocene-Mid Miocene (Divisaderan-Laventan) ~42.2–11.8 Ma PreꞒ Ꞓ O S D C P T J K Pg N Holotype fossil of Barinasuchus arveloi...
    8 KB (566 words) - 20:46, 25 September 2024
  • Thumbnail for Phorusrhacos
    Phorusrhacos (category Laventan)
    Phorusrhacos (/ˌfɔːrəsˈrɑːkɒs/ FOR-əs-RAH-koss) is an extinct genus of giant flightless terror birds that inhabited South America during the Miocene epoch...
    11 KB (701 words) - 19:53, 25 February 2024
  • Barstovian and lower Clarendonian North American Land Mammal Ages and the Laventan and lower Mayoan South American Land Mammal Ages. It is also coeval with...
    10 KB (873 words) - 12:55, 20 June 2024
  • Thumbnail for Barstovian
    to 13.6 Ma) correlates with: SALMA Colloncuran (15.5-13.8 Ma) earliest Laventan (13.8-11.8 Ma) ELMA - Astaracian (15.97-11.608 Ma) Mammal Neogene Units...
    4 KB (252 words) - 22:31, 23 January 2022
  • Stirtonia (mammal) (category Laventan)
    Stirtonia is an extinct genus of New World monkeys from the Middle Miocene (Laventan in the South American land mammal ages; 13.8 to 11.8 Ma). Its remains have...
    12 KB (1,100 words) - 16:56, 6 July 2024
  • Thumbnail for Spheniscus muizoni
    Spheniscus muizoni (category Laventan)
    deposits (latest middle/earliest late Miocene, 13–11 Ma; Serravallian, or Laventan SALMA) and was probably replaced by the persistent S. urbinai, which is...
    10 KB (1,066 words) - 04:12, 22 July 2024
  • Thumbnail for Pelagornis
    Pelagornis (category Laventan)
    Portugal Castillo (Colhuehuapian-Santacrucian) and Capadare Formations (Laventan-Mayoan), Venezuela Pliocene Greta Formation, New Zealand Purisima Formation...
    33 KB (3,467 words) - 18:21, 30 October 2024
  • Thumbnail for Pebas Formation
    Pebas Formation (category Laventan)
    Insects Environments Fluvial Fluvio-deltaic Fluvio-lacustrine Fluvio-deltaic Fluvial Laventan volcanoclastics Laventan fauna Laventan flora Volcanic Yes...
    29 KB (467 words) - 18:04, 8 July 2024
  • Thumbnail for Micrauchenia
    new macraucheniids (Mammalia: Litopterna) from the late middle Miocene (Laventan South American Land Mammal Age) of Quebrada Honda, Bolivia". Journal of...
    5 KB (504 words) - 16:07, 17 January 2024
  • Thumbnail for Thylacosmilidae
    1997, a second genus and species of thylacosmilid was described from the Laventan Honda Group at the Lagerstätte La Venta in Colombia, Anachlysictis gracilis...
    7 KB (798 words) - 09:12, 13 September 2024
  • Saimiri fieldsi (category Laventan)
    monkey in the genus Saimiri (squirrel monkeys) from the Middle Miocene (Laventan in the South American land mammal ages; 13.8 to 11.8 Ma). Its remains have...
    10 KB (963 words) - 20:16, 3 July 2024
  • Thumbnail for Isotemnidae
    Paleocene (Las Flores Formation, Itaboraian) to Middle Miocene (Honda Group, Laventan) of South America. McKenna, Malcolm C., and Bell, Susan K. 1997. Classification...
    2 KB (126 words) - 09:53, 19 July 2024
  • Thumbnail for Macraucheniidae
    new macraucheniids (Mammalia: Litopterna) from the late middle Miocene (Laventan South American Land Mammal Age) of Quebrada Honda, Bolivia". Journal of...
    10 KB (536 words) - 18:03, 20 October 2024
  • Thumbnail for Sebecus
    huilensis was named on the basis of skull fragments. The deposits are Laventan in age (about 13 million years old), extending the range of the genus into...
    24 KB (2,540 words) - 16:49, 13 July 2024
  • Saimiri annectens (category Laventan)
    monkey in the genus Saimiri (squirrel monkeys) from the Middle Miocene (Laventan in the South American land mammal ages; 13.8 to 11.8 Ma). Its remains have...
    10 KB (935 words) - 20:18, 3 July 2024
  • Thumbnail for Colubroidea
    Find SALMA Basin Formation Country Notes Refs "Colubroidea sp." sic Laventan VSM Villavieja  Colombia Described from same Los Mangos Fishbed in Huila;...
    19 KB (495 words) - 08:46, 19 July 2024