All Topics  
Ladinian

 

 
   Email Print
   Bookmark   Link
 

 

Ladinian
 
 
  Topics Ladinian Topic Home

The Ladinian (also known as the Falangian) is a stage
Faunal stage

In chronostratigraphy, a stage is a Geologic record laid down in an single age on the geologic timescale, which usually represents millions of years of deposition....
 of the Middle Triassic
Middle Triassic

The Middle Triassic is the second of three epoch s of the Triassic geological timescale. It spans the time between 245 ? 1.5 annum and 228 ? 2 Ma . The Middle Triassic is divided into the Anisian and Ladinian faunal stages....
 epoch. It spans the time between 237 ± 2 Ma
Annum

Annum is one form of the Latin noun meaning year, not a form normally used for derivatives in modern languages: the accusative case Grammatical number of the second declension grammatical gender noun annus , anni ....
 and 228 ± 2 Ma (million years ago). The Ladinian
Ladinian

The Ladinian is a faunal stage of the Middle Triassic epoch . It spans the time between 237 ? 2 annum and 228 ? 2 Ma . The Ladinian was preceded by the Anisian Stage and succeeded by the Carnian Stage of the Late Triassic Period....
 was preceded by the Anisian
Anisian

In the geologic timescale, the Anisian is the geologic age of the Middle Triassic geologic epoch and lasted from 245 million years ago until 237 million years ago, approximately....
 Stage and succeeded by the Carnian
Carnian

The Carnian is the lowermost stage of the Upper Triassic series . Its boundaries are not characterized by major extinctions or biotic turnovers, but a climatic event occurred during the Carnian and seems to be associated with important extinctions or biotic radiations....
 Stage of the Late Triassic
Triassic

The Triassic is a geologic period that extends from about 251 to 199 annum . As the first period of the Mesozoic Era, the Triassic follows the Permian and is followed by the Jurassic....
 Period.

Many Ladinian and Carnian
Carnian

The Carnian is the lowermost stage of the Upper Triassic series . Its boundaries are not characterized by major extinctions or biotic turnovers, but a climatic event occurred during the Carnian and seems to be associated with important extinctions or biotic radiations....
 vertebrates have been discovered in the paleorrota
Paleorrota

Paleorrota , is a geopark located in the center of the state of the Rio Grande do Sul in Brazil, along which are found Triassic rocks and fossils, from a time when there was only the continent Pangaea....
 in Brazil
Brazil

Brazil , officially the Federative Republic of Brazil , is a country in South America. It is the List of countries and outlying territories by total area country by geographical area, occupying nearly half of South America, the List of countries by population country, and the fourth most populous democracy in the world....
: Rhynchosaur
Rhynchosaur

Rhynchosaurs were a group of unusual Triassic diapsid reptiles related to the Archosauria. They were herbivores, and at times abundant , with stocky bodies and a powerful beak....
s, thecodont
Thecodont

Thecodont , now considered an obsolete term, was formerly used to describe a diverse range of early archosaurs that first appeared in the Latest Permian and flourished until the end of the Triassic period....
s, exaeretodonts, Staurikosaurus
Staurikosaurus

Staurikosaurus is a genus of early dinosaur from the Late Triassic of Brazil....
, Guaibasaurus
Guaibasaurus

Guaibasaurus was a basal Saurischian dinosaur genus which lived during the Triassic period. Its fossils were found in the geopark of Paleorrota, Rio Grande do Sul, Brazil....
, Saturnalia tupiniquim, Sacisaurus
Sacisaurus

Sacisaurus, from the Portuguese language sacissauro, is a genus of dinosauriformes that lived in the south of Brazil 220 million years ago, in the Triassic period....
, Unaysaurus
Unaysaurus

Unaysaurus is a genus of sauropodomorpha dinosaur, and is one of the oldest dinosaurs known. It was discovered in southern Brazil,in the geopark of paleorrota, in 1998, and announced in a press conference on Thursday, December 3, 2004....
, and many others.






Discussion
Ask a question about 'Ladinian'
Start a new discussion about 'Ladinian'
Answer questions from other users
Full Discussion Forum



Encyclopedia


The Ladinian (also known as the Falangian) is a stage
Faunal stage

In chronostratigraphy, a stage is a Geologic record laid down in an single age on the geologic timescale, which usually represents millions of years of deposition....
 of the Middle Triassic
Middle Triassic

The Middle Triassic is the second of three epoch s of the Triassic geological timescale. It spans the time between 245 ? 1.5 annum and 228 ? 2 Ma . The Middle Triassic is divided into the Anisian and Ladinian faunal stages....
 epoch. It spans the time between 237 ± 2 Ma
Annum

Annum is one form of the Latin noun meaning year, not a form normally used for derivatives in modern languages: the accusative case Grammatical number of the second declension grammatical gender noun annus , anni ....
 and 228 ± 2 Ma (million years ago). The Ladinian
Ladinian

The Ladinian is a faunal stage of the Middle Triassic epoch . It spans the time between 237 ? 2 annum and 228 ? 2 Ma . The Ladinian was preceded by the Anisian Stage and succeeded by the Carnian Stage of the Late Triassic Period....
 was preceded by the Anisian
Anisian

In the geologic timescale, the Anisian is the geologic age of the Middle Triassic geologic epoch and lasted from 245 million years ago until 237 million years ago, approximately....
 Stage and succeeded by the Carnian
Carnian

The Carnian is the lowermost stage of the Upper Triassic series . Its boundaries are not characterized by major extinctions or biotic turnovers, but a climatic event occurred during the Carnian and seems to be associated with important extinctions or biotic radiations....
 Stage of the Late Triassic
Triassic

The Triassic is a geologic period that extends from about 251 to 199 annum . As the first period of the Mesozoic Era, the Triassic follows the Permian and is followed by the Jurassic....
 Period.

Many Ladinian and Carnian
Carnian

The Carnian is the lowermost stage of the Upper Triassic series . Its boundaries are not characterized by major extinctions or biotic turnovers, but a climatic event occurred during the Carnian and seems to be associated with important extinctions or biotic radiations....
 vertebrates have been discovered in the paleorrota
Paleorrota

Paleorrota , is a geopark located in the center of the state of the Rio Grande do Sul in Brazil, along which are found Triassic rocks and fossils, from a time when there was only the continent Pangaea....
 in Brazil
Brazil

Brazil , officially the Federative Republic of Brazil , is a country in South America. It is the List of countries and outlying territories by total area country by geographical area, occupying nearly half of South America, the List of countries by population country, and the fourth most populous democracy in the world....
: Rhynchosaur
Rhynchosaur

Rhynchosaurs were a group of unusual Triassic diapsid reptiles related to the Archosauria. They were herbivores, and at times abundant , with stocky bodies and a powerful beak....
s, thecodont
Thecodont

Thecodont , now considered an obsolete term, was formerly used to describe a diverse range of early archosaurs that first appeared in the Latest Permian and flourished until the end of the Triassic period....
s, exaeretodonts, Staurikosaurus
Staurikosaurus

Staurikosaurus is a genus of early dinosaur from the Late Triassic of Brazil....
, Guaibasaurus
Guaibasaurus

Guaibasaurus was a basal Saurischian dinosaur genus which lived during the Triassic period. Its fossils were found in the geopark of Paleorrota, Rio Grande do Sul, Brazil....
, Saturnalia tupiniquim, Sacisaurus
Sacisaurus

Sacisaurus, from the Portuguese language sacissauro, is a genus of dinosauriformes that lived in the south of Brazil 220 million years ago, in the Triassic period....
, Unaysaurus
Unaysaurus

Unaysaurus is a genus of sauropodomorpha dinosaur, and is one of the oldest dinosaurs known. It was discovered in southern Brazil,in the geopark of paleorrota, in 1998, and announced in a press conference on Thursday, December 3, 2004....
, and many others. Paleorrota
Paleorrota

Paleorrota , is a geopark located in the center of the state of the Rio Grande do Sul in Brazil, along which are found Triassic rocks and fossils, from a time when there was only the continent Pangaea....
 lies within the Santa Maria Formation
Santa Maria Formation

The Santa Maria Formation is a sedimentary geological formation found in Rio Grande do Sul, Brazil. It has a late Ladinian ? early Carnian age , and is notable for its fossils of early dinosaurs, including the herrerasaur Staurikosaurus, the basal saurischian Teyuwasu, and the basal sauropodomorpha Saturnalia ....
 and the Caturrita Formation
Caturrita Formation

The Caturrita Formation is a sedimentary geological formation found in Rio Grande do Sul, Brazil. It has an early Carnian age .Received this name because, Caturrita is a neighborhood of Santa Maria ....
.

Vertebrate Fauna

  • Spondylosoma
    Spondylosoma

    Spondylosoma is a genus of archosaur of uncertain affinities from the Ladinian-age Middle Triassic Santa Maria Formation of Rio Grande do Sul Brazil....
  • Dicynodonts


Crurotarsans

  • Rauisuchidae
    Rauisuchidae

    Rauisuchidae are a group of large predatory Triassic archosaurs, and constitute advanced representatives of the larger group Rauisuchia. There is some disagreement over which genera should be included in the Prestosuchidae, which in Rauisuchidae, and which in the Poposauridae, and indeed whether these should even be thought of as separate F...
  • Prestosuchidae
    Prestosuchidae

    Prestosuchidae are a group of Triassic carnivorous archosaurs. They were large active terrestrial apex predators, ranging from around 2.5 to 6 or 7 meters in length....


Crurotarsans of the Ladinian
Taxa Presence Location Description Images
  • Lagerpeton
    Lagerpeton

    Lagerpeton is the name given to a genus of basal Dinosauromorpha from the Ladinian . Lagerpeton is known from several specimens of hindlimbs, Hip , vertebrae, and feet....
    


Dinosauromorphs (non-dinosaurian)

†Non-dinosaurian
Paraphyly

In phylogenetics, a group of organisms is said to be paraphyletic if the group contains its most recent common ancestor Common descent but does not contain all the descendants of that ancestor....
 dinosauromorphs
Dinosauromorpha

Dinosauromorpha is the name of a clade of archosaurs that includes the direct sister groups of dinosaurs, and the order Dinosauria itself. Basal forms include Marasuchus, the perhaps identical Lagosuchus, and Lagerpeton from the Ladinian of Argentina, Dromomeron from the Norian of Arizona, New Mexico, and Texas, and "silesaurs...
 of the Ladinian
Taxa Presence Location Description Images
  • Lagerpeton
    Lagerpeton

    Lagerpeton is the name given to a genus of basal Dinosauromorpha from the Ladinian . Lagerpeton is known from several specimens of hindlimbs, Hip , vertebrae, and feet....
  Chañares Formation, Argentina 
  • Lagosuchus
    Lagosuchus

    Lagosuchus was a small archosaur from the Middle Triassic Period . It is generally regarded to be closely related to dinosaurs, as a member of the Dinosauromorpha....
    		•   Argentina 


    Placodonts

    Placodonts of the Ladinian
    Taxa Presence Location Description Images
    • Cyamodus
      Cyamodus

      Cyamodus was a placodont, known from fossil remains discovered in Germany, in the early-to-mid 1800s and was named by Christian Erich Hermann von Meyer, in 1863....
    		   
  • Paraplacodus
    Paraplacodus

    Paraplacodus was a Placodont from the middle Triassic period, during the Anisian to Ladinian stages. The fossils were uncovered in Northern Italy and the species was named in 1931 by Bernard Peyer....
    		•   


    Therapsids (non-mammalian)

    †Non-mammalian
    Paraphyly

    In phylogenetics, a group of organisms is said to be paraphyletic if the group contains its most recent common ancestor Common descent but does not contain all the descendants of that ancestor....
     Therapsids of the Ladinian
    Taxa Presence Location Description Images
    • Exaeretodon
      Exaeretodon

      'Exaeretodon' is a genus of traversodontidae cynodont; several species are known, from various geologic formation. E. argentinus, E. frenguelli, and E....
    		   


    See also

    • Paleorrota
      Paleorrota

      Paleorrota , is a geopark located in the center of the state of the Rio Grande do Sul in Brazil, along which are found Triassic rocks and fossils, from a time when there was only the continent Pangaea....