Praia Grande do Rodizio tracksite: Early Aptian, Portugal

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Orbitolinidae
Anthozoa - Scleractinia
Bivalvia - Ostreida - Ostreidae
Ostreidae indet. Rafinesque 1815
Gastropoda - Naticidae
Natica sp. Scopoli 1777
Gastropoda - Heterostropha - Nerineidae
Nerineidae indet. Zittel 1873
unclassified
Bryozoa indet. Ehrenberg 1831
Echinoidea - Spatangoida - Toxasteridae
Heteraster oblongus Brogniart 1821
Reptilia
dos Santos 1998 3 individuals
see common names

Geography
Country:Portugal State/province:Lisboa County:Sintra
Coordinates: 38.8° North, 9.4° West (view map)
Paleocoordinates:30.6° North, 15.5° East (Wright 2013)
Basis of coordinate:based on nearby landmark
Altitude:271 meters
Geographic resolution:outcrop
Time
Period: Cretaceous Epoch: Early Cretaceous
Stage: Barremian
*Period:Early/Lower Cretaceous *Epoch:Gallic
*International age/stage:Early/Lower Aptian *Local age/stage:Bedulian
Key time interval: Early Aptian
Age range of interval: 121.4 - 119.57 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Camadas de Almargem
Stratigraphic resolution:group of beds
Stratigraphy comments: footprints are found at three levels within the locality
Lithology and environment
Primary lithology: silty "limestone"
Secondary lithology: calcareous marl
Includes fossils?Y
Includes fossils?Y
Lithology description: footprints are in a series of limey benches of marls with ostreids; intercalated with marly limestones & limestones with numerous invertebrates.
Environment:marine indet.
Taphonomy
Modes of preservation:trace
Size of fossils:macrofossils
Spatial orientation:preferred
Preservation of anatomical detail:medium
Articulated whole bodies:none
Associated major elements:many
Disassociated major elements:many
Disassociated minor elements:none
Spatial resolution:autochthonous
Collection methods and comments
Collection methods:observed (not collected)
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:32320
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano Research group:marine invertebrate,vertebrate
Created:2003-06-23 15:58:07 Last modified:2025-02-22 15:12:02
Access level:the public Released:2003-06-23 15:58:07
Creative Commons license:CC0
Reference information

Primary reference:
8709.5% 24880J. Madeira and R. Dias. 1983. Novas pistas de dinossáurios no Cretácico Inferior. Comunicacoes dos Servicios Geologicos de Portugal 69(1):147-158 [M. Carrano/M. Carrano/J. Alroy]

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]
36721ETE V. F. dos Santos. 1998. Dinosaur tracksites in Portugal: the Jurassic-Cretaceous record. In A. M. G. de Carvalho, A. M. Andrade, V. F. dos Santos, J. Cascalho, R. Taborda, (eds.), I Encontro Internacional sobre Paleobiologia dos Dinossáurios. Museu Nacional de História Natural, Lisboa 7-16 [M. Carrano/M. Carrano]
79841 S. Figueiredo, P. Dinis, P. Rosina and I. Bachtsevanidou Strantzali. 2017. A new record of a possible ornithopod footprint from the Lower Cretaceous of Cabo Espichel (Sesimbra, Portugal). Bollettino della Società Paleontologica Italiana 56(2):217-231 [M. Carrano/M. Carrano]
86555 S. D. Figueiredo, I. S. Carvalho, X. Pereda-Suberbiola, P. P. Cunha, V. Antunes and I. Díaz-Martínez. 2022. New ornithopod footprints from the Areia do Mastro Formation (Lower Cretaceous), Espichel Cape (Portugal, Western Iberia) and their context in the Iberian ichnological ornithopod record. Cretaceous Research 131:105069 [M. Carrano/M. Carrano]
81822 S. D. Figueiredo, P. P. Cunha, X. Pereda Suberbiola, C. N. Carvalho, I. S. Carvalho, E. Buffetaut, H. Tong, M. Fernanda Sousa, V. Antunes and R. Anastácio. 2022. The dinosaur tracksite from the lower Barremian of Areia do Mastro Formation (Cabo Espichel, Portugal): implications for dinosaur behavior. Cretaceous Research 137:105219 [M. Carrano/M. Carrano]
79840 V. F. Santos, P. M. Callapez, and N. P. C. Rodrigues. 2013. Dinosaur footprints from the Lower Cretaceous of the Algarve Basin (Portugal): new data on the ornithopod palaeoecology and palaeobiogeography of the Iberian Peninsula. Cretaceous Research 40:158-169 [M. Carrano/M. Carrano]