Efraasia

Description

Efraasia est un genre éteint de dinosaures sauropodomorphes basaux du Norien moyen, étage du Trias supérieur (environ 215 millions d'années).
Les restes fossiles d'un spécimen de la seule espèce connue de ce genre, Efraasia minor, ont été retrouvés en Allemagne près de Pfaffenhofen.

Information(s)

Source: The Paleobiology Database

Attibution: Galton 1973¹⁷⁴⁰⁷
Statut: Valide
Nom commun:
Longueur (en m): ?
Largeur (en m): ?
Hauteur (en m): ?
Poids (en m): de ? à ?
Environnement de découverte: terrestrial
Mode de vie: terrestrial
Mode de locomotion: actively mobile
Vision: ?
Alimentation: ?
Mode de reprodution: ?
Classification: Sauropodomorpha >> Saurischia >> Dinosauria
Période: Norian (de -227.30 Ma à -211.18 Ma)

Espèce(s):
- Efraasia minor (Valide)⁹²⁷⁹
- Sellosaurus fraasi (Synonyme subjectif de Efraasia minor)¹⁰⁵¹⁰
- Palaeosaurus diagnosticus (Synonyme subjectif de Efraasia minor)²⁶³⁵⁹

Specimen(s):

Thecodontosaurus diagnosticus subjective synonym of Efraasia minor: holotype SMNS 12667 - scapula (left) , humerus (left) , radius (right) , femur (left) , femur (right) , tibia, fibula (right)
Thecodontosaurus diagnosticus subjective synonym of Efraasia minor: paratype SMNS 12668 - scapula (left) , scapula (right) , humerus (left) , ulna (right)
Thecodontosaurus diagnosticus subjective synonym of Efraasia minor: holotype SMNS 12667 - scapula (left) , humerus (left) , radius (right) , femur (left) , femur (right) , tibia, fibula (right)
Thecodontosaurus diagnosticus subjective synonym of Efraasia minor: paratype SMNS 12668 - scapula (left) , scapula (right) , humerus (left) , ulna (right)
Thecodontosaurus diagnosticus subjective synonym of Efraasia minor: holotype SMNS 12667 - scapula (left) , humerus (left) , radius (right) , femur (left) , femur (right) , tibia, fibula (right)
Thecodontosaurus diagnosticus subjective synonym of Efraasia minor: paratype SMNS 12668 - scapula (left) , scapula (right) , humerus (left) , ulna (right)
Thecodontosaurus diagnosticus subjective synonym of Efraasia minor: holotype SMNS 12667 - scapula (left) , humerus (left) , radius (right) , femur (left) , femur (right) , tibia, fibula (right)
Détail des Spécimens

Autre(s) Taxon(s) trouvés dans la litterature:
- Efraasia minor
- Teratosaurus minor n. recombined as Efraasia minor
Découverte(s): 5 occcurrences
Ouvrir - Fermer
- Allemagne
  - Baden-Württemberg
    - ?
      - Formation Löwenstein
        Efraasia minor: SMNS 12667: scapula (left) , humerus (left) , radius (right) , femur (left) , femur (right) , tibia, fibula (right) SMNS 12668: scapula (left) , scapula (right) , humerus (left) , ulna (right) SMNS 12667: scapula (left) , humerus (left) , radius (right) , femur (left) , femur (right) , tibia, fibula (right) SMNS 12668: scapula (left) , scapula (right) , humerus (left) , ulna (right) SMNS 12667: scapula (left) , humerus (left) , radius (right) , femur (left) , femur (right) , tibia, fibula (right) SMNS 12668: scapula (left) , scapula (right) , humerus (left) , ulna (right) SMNS 12667: scapula (left) , humerus (left) , radius (right) , femur (left) , femur (right) , tibia, fibula (right) ²⁶³⁵⁹
        Efraasia minor: ? ¹⁰⁵¹⁰
        Efraasia minor: ? ¹⁹⁴⁸¹
        Efraasia minor identifié comme Teratosaurus minor n. sp.: ? ¹⁹⁴⁸¹
    - Stuttgart
      - Formation Löwenstein
        Efraasia minor: ? ¹⁹⁴⁸¹
Historique des modifications:

Référence	Type	Partie	Côté	Dimension (en cm)	Lieu de découverte
SMNS 12667	holotype	scapula	left	width: 24	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12668	paratype	scapula	left	width: 20, length: 173	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12668	paratype	scapula	right	width: 19	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12667	holotype	humerus	left	length: 175	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12668	paratype	humerus	left	width: 12, length: 150	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12667	holotype	radius	right	width: 9, length: 92	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12668	paratype	ulna	right	width: 12, length: 86	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12667	holotype	femur	left	width: 22, length: 222	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12667	holotype	femur	right	width: 22, length: 230	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12667	holotype	tibia		length: 216	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,
SMNS 12667	holotype	fibula	right	width: 10, length: 218	Collection: Burrer Quarry, Pfaffenhofen- Lieu: DE, Baden-Württemberg,

Pas de modification récente.

Publication(s)

La base comprend 5 publication(s).

Source: The Paleobiology Database

↑¹P. M. Galton. 1973. On the anatomy and relationships of Efraasia diagnostica (Huene) n.gen., a prosauropod dinosaur (Reptilia: Saurischia) from the Upper Triassic of Germany. Paläontologische Zeitschrift 47(3/4):229-255 (https://doi.org/10.1007/bf02985709)
↑¹P. M. Galton. 1985. The poposaurid thecodontian Teratosaurus suevicus v. Meyer, plus referred specimens mostly based on prosauropod dinosaurs, from the Middle Stubensandstein (Upper Triassic) of Nordwürttemberg. Stuttgarter Beiträge zur Naturkunde, Serie B (Geologie und Paläontologie) 116:1-29
↑^{1 2}F. v. Huene. 1908. Die Dinosaurier der Europäischen Triasformation mit berücksichtigung der Ausseuropäischen vorkommnisse [The dinosaurs of the European Triassic formations with consideration of occurrences outside Europe]. Geologische und Palaeontologische Abhandlungen Suppl. 1(1):1-419
↑^{1 2}E. Fraas. 1912. Die schwäbischen Dinosaurier [The Swabian dinosaurs]. Jahreshefte des Vereins für Vaterländische Naturkunde in Württemberg 68:lxvi-lxvii
↑^{1 2 3}A. M. Yates. 2003. The species taxonomy of the sauropodomorph dinosaurs from the Löwenstein Formation (Norian, Late Triassic) of Germany. Palaeontology 46(2):317-337 (https://doi.org/10.1111/j.0031-0239.2003.00301.x)

Galerie d'images

Aucune image trouvée.