Right bank of Rio Gramame (Sphenodiscus zone): Maastrichtian - Late/Upper Maastrichtian, Brazil

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Goniopholis hartti (Marsh 1869)
    = Reptilia indet. Laurenti 1768
Price 1953
Reptilia - Mosasauridae
Globidens cf. fraasi Dollo 1913
Price 1957
recombined as Carinodens fraasi
DGM 239-R (tooth)
Reptilia
Nyctosaurus lamegoi n. sp. Price 1953
Price 1953 1 specimen
DGM 238-R, humerus
Actinopteri - Pycnodontiformes - Pycnodontidae
Palaeobalistum dossantosi n. sp. Maury 1930
Actinopteri - Aulopiformes - Enchodontidae
Enchodus oliveirai n. sp. Maury 1930
Chondrichthyes - Lamniformes - Anacoracidae
Corax pristodontus (Agassiz 1835)
recombined as Squalicorax pristodontus
Chondrichthyes - Lamniformes - Lamnidae
Lamna serra Woodward 1889
Echinoidea - Phymosomatidae
Cyphosoma riograndensis Maury 1925
SUBSPECIES: Cyphosoma riograndensis parahybensis
Echinoidea - Spatangoida - Hemiasteridae
Hemiaster jacksoni Maury 1925
synonym of Mecaster batnensis
Asteroidea - Echinasteridae
Henricia parahybensis n. sp. Maury 1930
Bivalvia - Myalinida - Inoceramidae
Inoceramus dominguesi n. sp. Maury 1930
Bivalvia - Ostreida - Pinnidae
Pinna reginamaris n. sp. Maury 1930
Bivalvia - Pectinida - Pectinidae
Pecten gramamensis n. sp. Maury 1930
Cephalopoda - Ammonitida - Diplomoceratidae
Glyptoxoceras brasiliense n. sp. Maury 1930
Glyptoxoceras parahybense n. sp. Maury 1930
Cephalopoda - Ammonitida - Tetragonitidae
Pseudophilites nereidideditus n. sp. Maury 1930
Pseudophilites amphitrite n. sp. Maury 1930
Cephalopoda - Ammonitida - Pachydiscidae
Canadoceras andromeda n. sp. Maury 1930
Canadoceras riogramamense n. sp. Maury 1930
Parapachydiscus dossantosi n. sp. Maury 1930
recombined as Pachydiscus (Pachydiscus) dossantosi
Parapachydiscus williamsoni n. sp. Maury 1930
Parapachydiscus endymion n. sp. Maury 1930
Parapachydiscus oceanus n. sp. Maury 1930
Parapachydiscus athena n. sp. Maury 1930
Parapachydiscus hera n. sp. Maury 1930
Parapachydiscus euzebioi n. sp. Maury 1930
Parapachydiscus sumneri n. sp. Maury 1930
Parapachydiscus reedsi n. sp. Maury 1930
Parapachydiscus hermes n. sp. Maury 1930
Parapachydiscus psyche n. sp. Maury 1930
Parapachydiscus albuquerquei n. sp. Maury 1930
Parapachydiscus brasiliensis n. sp. Maury 1930
Parapachydiscus poseidon n. sp. Maury 1930
Parapachydiscus gettyi n. sp. Maury 1930
Parapachydiscus bruneti n. sp. Maury 1930
Parapachydiscus perseus n. sp. Maury 1930
Parapachydiscus arionis n. sp. Maury 1930
Cephalopoda - Ammonitida - Sphenodiscidae
Sphenodiscus sp. Meek 1871
Sphenodiscus parahybensis n. sp. Maury 1930
Gastropoda - Tylostomatidae
Tylostoma cf. materinum White 1887
Gastropoda - Eocypraeidae
"Cypraea" parahybensis n. sp. Maury 1930
recombined as Eocypraea (Eocypraea) parahybensis
Gastropoda - Neogastropoda - Volutidae
Volutomorpha brasiliensis n. sp. Maury 1930
Malacostraca - Decapoda - Xanthidae
Xanthopsis cretacea Rathbun 1902
Xanthopsis brasiliana n. sp. Maury 1930
Angiospermae - Arecaceae
Palmocarpon luisi n. sp. Maury 1930
see common names

Geography
Country:Brazil State/province:Paraíba
Coordinates: 7.3° South, 34.8° West (view map)
Paleocoordinates:11.4° South, 19.6° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
Key time interval:Maastrichtian - Late/Upper Maastrichtian
Age range of interval:72.10000 - 66.00000 m.y. ago
Stratigraphy
Formation:Gramame
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From unknown lithostratigraphic unit. AGE: Maastrichtian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From unknown position within local stratigraphic section.
Has been speculated to come from Gramame Fm. or Itamaracá Fm.
Lithology and environment
Primary lithology:gray lithified "limestone"
Lithology description: SPECIFIC LITHOLOGY: Gray limestone. LITHIFICATION: Lithified, on the basis of figured specimens and facies description.
Environment:carbonate indet.
Geology comments: ENVIRONMENT: Not stated in text, but apparently shallow marine carbonate.
Taphonomy
Modes of preservation:body,mold/impression
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),survey of museum collection
Reason for describing collection:taxonomic analysis
Collection method comments: COLLECTOR: Unknown. REPOSITORY: Geological Survey of Brazil.
Taxonomic list comments:COVERAGE: Exhaustive for ammonoids, with other taxa also listed. NOMENCLATURE: Authoritative publication, with antiquated nomenclature, but with species-resolution identifications.
Metadata
Also known as:Fazenda do Congo
Database number:88070
Authorizer:A. Hendy, M. Carrano, P. Mannion Enterer:A. Hendy, P. Mannion, M. Carrano
Modifier:J. Fearon Research group:marine invertebrate
Created:2009-03-31 11:42:18 Last modified:2024-01-17 15:46:17
Access level:the public Released:2009-03-31 11:42:18
Creative Commons license:CC BY
Reference information

Primary reference:
29591. C. J. Maury. 1930. O Cretaceo da Parahyba do Norte. Serviço Geologico E Mineralogico do Brasil Monographia 8:1-305 [A. Hendy/A. Hendy]

Secondary references:

77959 A. J. Charig. 1967. Archosauria. In W. B. Harland (ed.), The Fossil Record: A Symposium with Documentation. Geological Society of London Special Publication 2:703-718 [M. Carrano/M. Carrano]
31948 L. I. Price. 1953. A presença de Pterosáuria no Cretáceo Superior do Estado da Paraíba [The presence of Pterosauria in the Upper Cretaceous of Paraíba state]. Ministério da Agricultura, Departamento Nacional da Produção Mineral, Divisão de Geologia e Mineralogie, Notas Preliminares e Estudos 71:1-12 [R. Butler/R. Butler/M. Carrano]
85654 L. I. Price. 1957. A presença de Globidens no Cretácico Superior do Brasil. Boletim da Divisao de Geologia e Mineralogia, Rio de Janeiro 169:1-24 [P. Mannion/P. Mannion]