Poço do Motor tracksite (SOPM): Berriasian - Hauterivian, Brazil
collected by G. Leonardi 1977

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Megalosauroidea indet. Nopcsa 1928
8 individuals
SOPM 1, 2, 3, 4, 5, 6, 7
    = Theropoda indet. Marsh 1881
Leonardi and Carvalho 2021
Testudinata indet. (Oppel 1811)
Leonardi and Carvalho 2021 1 individual
accompany SOPM 8
see common names

Geography
Country:Brazil State/province:Paraíba
Coordinates: 6.8° South, 38.2° West (view map)
Paleocoordinates:4.6° South, 5.3° West
Basis of coordinate:based on nearby landmark
Altitude:255 meters
Geographic resolution:outcrop
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Key time interval:Berriasian - Hauterivian
Age range of interval:145.00000 - 125.77000 m.y. ago
Stratigraphy
Geological group:Rio do Peixe Formation:Sousa
Stratigraphic resolution:group of beds
Stratigraphy comments: 3 track-bearing beds (levels 9-11)
Lithology and environment
Primary lithology:desiccation cracks,wave ripples,gray siltstone
Secondary lithology:fine,gray,green siltstone
Includes fossils?Y
Includes fossils?Y
Lithology description: level 11: dark-gray siltstone with mud cracks and ripple marks level 10: siltstone with mud cracks and ripple marks level 9: gray-greenish fine siltstone or mudstone
Environment:terrestrial indet.
Taphonomy
Modes of preservation:mold/impression,trace
Size of fossils:macrofossils
Spatial orientation:life position
Preservation of anatomical detail:poor
Temporal resolution:snapshot
Spatial resolution:autochthonous
Collection methods and comments
Collection methods:surface (in situ),observed (not collected)
Reason for describing collection:general faunal/floral analysis
Collectors:G. Leonardi Collection dates:1977
Metadata
Also known as:Posto do Motor, Sousa
Database number:133617
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano
Created:2012-09-19 05:37:58 Last modified:2022-09-12 15:06:04
Access level:the public Released:2012-09-19 05:37:58
Creative Commons license:CC BY
Reference information

Primary reference:
43047. G. Leonardi. 1979. New archosaurian trackways from the Rio do Peixe basin, Paraíba, Brazil. Annali dell'Università di Ferrara (Nuova Serie). Sezione IX – Scienze Geologiche e Paleontologiche 5(14):239-250 [M. Carrano/M. Carrano]

Secondary references:

55148 J. F. Bonaparte. 1979. Faunas y paleobiogografia de los tetrápodos mesozoicos de América del Sur [Faunas and paleobiogeography of the Mesozoic tetrapods of South America]. Ameghiniana 16(3–4):217-238 [M. Carrano/M. Carrano]
46414 G. Leonardi. 1980. Dez novas pistas de dinossauros (Theropoda Marsh, 1881) na Bacia do Rio do Peixe, Parana, Brasil [New dinosaur trackways (Theropoda Marsh, 1881) from the Rio do Peixe Basin, Parana, Brazil]. Actas del Segundo Congreso Argentino de Paleontología y Bioestratigrafía y Primer Congreso Latinoamericano de Paleontología, Buenos Aires 1:242-248 [M. Carrano/M. Carrano]
62875 G. Leonardi. 1981. As localidades com rastros fósseis de tetrápodes na América Latina [Localities with fossil tetrapod tracks in Latin America]. In Y. T. Sanguinetti (ed.), Anais II Congresso Latino-Americano de Paleontologia 2:929-940 [M. Carrano/M. Carrano]
16681ETE G. Leonardi and I. d. S. Carvalho. 2002. Icnofósseis da Bacia do Rio do Peixe, PB: o mais marcante registro de pegadas de dinossauros do Brasil [Ichnofossils of the Rio do Peixe Basin, PB: the most remarkable record of dinosaur tracks from Brazil]. C. Schobbenhaus, D. d. A. Campos, E. T. Queiroz, M. Winge, & M. Berbert-Born (eds.), Sítios Geológicos e Paleontológicos do Brasil. SIGEP, Brasilia 101-111 [M. Carrano/M. Carrano]
82504 G. Leonardi and I. d. S. Carvalho. 2021. Dinosaur Tracks from Brazil: A Lost World of Gondwana xv-445 [M. Carrano/M. Carrano]