Cabra Assada tracksite (ANCA): Berriasian - Hauterivian, Brazil
collected by Leonardi, Santos, & Santos 1984–1985
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
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? Theropoda indet.
(Marsh 1881)
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Leonardi and Carvalho 2021 | 1 specimen | ||||||||
| ANCA 9 | ||||||||||
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Reptilia
- Grallatoridae
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Eubrontes sp.
Hitchcock 1845
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Leonardi and Carvalho 2021 | 1 specimen | ||||||||
| ANCA 10 | ||||||||||
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Reptilia
- Avetheropoda
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Theropoda indet.
(Marsh 1881)
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7 individuals | |||||||||
| ANCA 1-6, 8 | ||||||||||
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= Carnosauria indet.
Huene 1920
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Leonardi 1994 | |||||||||
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Reptilia
- Eubrontidae
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Eubrontidae indet.
Lull 1904
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Leonardi and Carvalho 2021 | 1 specimen | ||||||||
| ANCA 13 | ||||||||||
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Reptilia
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Iguanodontidae indet.
Bonaparte 1850
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1 individual | |||||||||
| ANCA 7 | ||||||||||
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= Ornithopoda indet.
Marsh 1881
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Leonardi and Carvalho 2021 | |||||||||
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Reptilia
- Iguanodontipodidae
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cf. Iguanodontipus sp.
Sarjeant et al. 1998
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Leonardi and Carvalho 2021 | 2 specimens | ||||||||
| ANCA 11, 12 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Brazil | State/province: | Paraíba |
| Coordinates: | 6.8° South, 38.4° West (view map) | ||
| Paleocoordinates: | 4.6° South, 5.5° West | ||
| Basis of coordinate: | stated in text | ||
| 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: | Rio Piranhas |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | desiccation cracks,wave ripples,burrows,black,gray,green siltstone |
| Includes fossils? | Y |
| Lithology description: "alternate dark gray or gray-green to black siltstone, with mud cracks, ripple marks, and mudstone and reddish shales." "siltstones and sandstones containing beds of fine pebble conglomerates; the fine-grain sandstones are a yellowish color, and the coarse sandstones are gray. The grains are quartz and potassium feldspar, and the cement is more silica than carbonate. Ripple marks, primary and secondary mud cracks, and trails and burrows of invertebrates are also present." | |
| Environment: | alluvial fan |
| Geology comments: lacustrine, semi-arid climate, temporary lakes; "a transition between an alluvial fan and the floodplain" | |
Taphonomy
| Modes of preservation: | cast,mold/impression,trace |
| Size of fossils: | macrofossils |
| Spatial orientation: | life position |
| Preservation of anatomical detail: | medium |
| Associated major elements: | all |
| Temporal resolution: | snapshot |
| Spatial resolution: | autochthonous |
Collection methods and comments
| Collection methods: | selective quarrying,surface (float),observed (not collected) | ||
| Reason for describing collection: | general faunal/floral analysis | ||
| Collectors: | Leonardi, Santos, & Santos | Collection dates: | 1984–1985 |
Metadata
| Also known as: | Leonardi locality 73 | ||
| Database number: | 58800 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2006-02-24 06:48:33 | Last modified: | 2022-09-12 15:34:06 |
| Access level: | the public | Released: | 2006-02-24 06:48:33 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 37118. | M. F. C. dos Santos and C. L. A. Santos. 1987. Novas pegadas de dinossauros retiradas de uma cerca de pedra no sítio "Cabra Assada", Antenor Navarro, Paraíba (Grupo Rio do Peixe, Cretáceo Inferior) [New dinosaur footprints removed from a stone enclosure on the "Cabra Assada" site, Antenor Navarro, Paraíba (Rio do Peixe Group, Lower Cretaceous)]. Anais do X Congresso Brasileiro de Paleontologia, 19-25 Julho, 1987, Rio de Janeiro. Sociedade Brasileira de Paleontologia 1:367-375 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 59104 | G. Leonardi. 1989. Inventory and statistics of the South American dinosaurian ichnofauna and its paleobiological interpretation. In D. D. Gillette & M. G. Lockley (ed.), Dinosaur Tracks and Traces 165-178 [M. Carrano/M. Carrano] | |
| 14677 | ETE | G. Leonardi. 1994. Annotated Atlas of South America Tetrapod Footprints (Devonian to Holocene) with an Appendix on Mexico and Central America. . República Federativa do Brasil, Ministério de Minas e Energia, Secretaria de Minas e Metalurgia, Companhia de Pesquisa de Recursos Minerais, Brasília 1-248 [M. Carrano/K. Maguire/E. Dunne] |
| 16681 | ETE | 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] |