Alfeizerão: Early/Lower Kimmeridgian - Late/Upper Kimmeridgian, Portugal
collected 1908

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Stegosauridae
Omosaurus lennieri Nopcsa 1911
3 individuals
MSGP C = MIGM 4921 (cervical, dorsal & caudal vertebrae), MIGM 4922 (cervical vertebrae), MIGM 4923 (dorsal vertebrae), MIGM 4924 (partial R humerus) & MIGM 4971 (partial R femur); plus 1 egg (!)
    = Dacentrurus sp. Lucas 1902
Maidment et al. 2008
see common names

Geography
Country:Portugal State/province:Centro County:Leiria
Coordinates: 39.5° North, 9.1° West (view map)
Paleocoordinates:33.6° North, 1.5° East
Basis of coordinate:estimated from map
Altitude:87 meters
Geographic resolution:small collection
Time
Period:Jurassic Epoch:Late/Upper Jurassic
Stage:Kimmeridgian 10 m.y. bin:Jurassic 5
Key time interval:Early/Lower Kimmeridgian - Late/Upper Kimmeridgian
Age range of interval:155.70000 - 150.80000 m.y. ago
Stratigraphy
Stratigraphic resolution:bed
Stratigraphy comments: "? Middle Kimmeridgian to lower Upper Kimmeridgian"; layer C3
Lithology and environment
Primary lithology:lenticular lignite
Includes fossils?Y
Lithology description: "lignite lens"
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Degree of concentration:dispersed
Size of fossils:macrofossils
Associated major elements:some
Fragmentation:occasional
Collection methods and comments
Collection methods:surface (in situ),mechanical,survey of museum collection
Reason for describing collection:taxonomic analysis
Collection dates:1908
Metadata
Also known as:Alfeizerao
Database number:49215
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2005-04-11 13:02:35 Last modified:2021-08-12 13:35:10
Access level:the public Released:2005-04-11 13:02:35
Creative Commons license:CC BY
Reference information

Primary reference:

45822. A. F. d. Lapparent and G. Zbyszewski. 1951. Découverte d'une riche faune de Reptiles Dinosauriens dans le Jurassique supérieur du Portugal [Discovery of a rich fauna of dinosaurian reptiles in the Upper Jurassic of Portugal]. Comptes Rendus de l'Académie des Sciences à Paris 233:1125-1127 [M. Carrano/M. Carrano]

Secondary references:

13162ETE M. T. Antunes and O. Mateus. 2003. Dinosaurs of Portugal. Comptes Rendus Palevol 2:77-95 [M. Carrano/M. Carrano/M. Carrano]
77624 F. Costa and O. Mateus. 2019. Dacentrurine stegosaurs (Dinosauria): a new specimen of Miragaia longicollum from the Late Jurassic of Portugal resolves taxonomical validity and shows the occurrence of the clade in North America. PLoS One 14(11):e0224263:1-124 [M. Carrano/M. Carrano]
25691ETE P. M. Galton. 1991. Postcranial remains of stegosaurian dinosaur Dacentrurus from Upper Jurassic of France and Portugal. Geologica et Palaeontologica 25:299-327 [M. Carrano/M. Carrano]
13143ETE A. F. d. Lapparent and G. Zbyszewski. 1957. Les dinosauriens du Portugal [The dinosaurs of Portugal]. Mémoires des Services Géologiques du Portugal, nouvelle série 2:1-63 [M. Carrano/M. Carrano/M. Carrano]
29301ETE S. C. R. Maidment, D. B. Norman, P. M. Barrett and P. Upchurch. 2008. Systematics and phylogeny of Stegosauria (Dinosauria: Ornithischia). Journal of Systematic Palaeontology 6(4):367-407 [M. Carrano/M. Carrano]