Mucambo Farmstead, Near the José de Freitas village: Morrowan - Desmoinesian, Brazil

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Myalinida - Myalinidae
? Myalina sp. de Koninck 1842
Septimyalina perattenuata (Meek and Hayden 1858)
Bivalvia - Pectinida - Anomiidae
Pindorama nordestina n. sp. Anelli et al. 2006
Bivalvia - Pectinida - Aviculopectinidae
Aviculopecten sp. M'Coy 1851
Bivalvia - Pectinida - Heteropectinidae
Etheripecten trichotomus (Kegel and Costa 1951)
Bivalvia - Ostreida - Pterineidae
? Caneyella sp. Girty 1910
Leptodesma (Leptodesma) potens (Hall 1883)
original and current combination Leptodesma potens
Leptodesma (Leptodesma) matheri (Elias 1957)
Bivalvia - Ostreida - Pinnidae
? Aviculopinna peracuta (Shumard and Swallow 1858)
Bivalvia - Arcida - Parallelodontidae
? Parallelodon sp. Meek and Worthen 1866
Bivalvia - Sanguinolitidae
Wilkingia terminalis (Hall 1852)
Anelli et al. 2009 47 specimens
recombined as Wilkingia terminale
Sanguinolites informal sp. 1 M'Coy 1844
Anelli et al. 2009 3 specimens
Sanguinolites informal sp. 2 M'Coy 1844
Anelli et al. 2009 2 specimens
Bivalvia - Cardiida - Kalenteridae
Pleurophorella parnaibaensis Anelli et al. 2009
Anelli et al. 2009
Bivalvia - Pholadomyida - Pholadomyidae
Exochorhynchus sp.
Anelli et al. 2009 1 specimen
Exochorhynchus buriti n. sp. Anelli et al. 2009
Anelli et al. 2009 1 specimen
Bivalvia - Pholadomyida - Chaenomyidae
Chaenomya caatingaensis n. sp. Anelli et al. 2009
Anelli et al. 2009 14 specimens
Bivalvia - Pholadomyida - Megadesmidae
Carnauba oiticica n. gen., n. sp. Anelli et al. 2009
Anelli et al. 2009 3 specimens
Bivalvia - Actinodontida - Oriocrassatellidae
Oriocrassatella piauiensis n. sp. Anelli et al. 2012
Anelli et al. 2012
(12 measurements)
Bivalvia - Carditida - Astartidae
Astartella cf. concentrica (Conrad 1842)
Anelli et al. 2009
Astartella subquadrata Girty 1909
Anelli et al. 2009
Bivalvia - Trigoniida - Schizodidae
Schizodus alpinus (Hall 1858)
Anelli et al. 2009
Schizodus ulrichi Worthen 1890
Anelli et al. 2009
Schizodus cf. wyomingensis Newell and Boyd 1975
Anelli et al. 2009
Schizodus acuminatus Hoare et al. 1978
Anelli et al. 2009
see common names

Geography
Country:Brazil
Coordinates: 4.7° South, 42.6° West (view map)
Paleocoordinates:38.1° South, 16.8° West
Basis of coordinate:stated in text
Geographic resolution:local area
Time
Period:Carboniferous Epoch:Pennsylvanian
Key time interval:Morrowan - Desmoinesian
Age range of interval:323.20000 - 305.90000 m.y. ago
Stratigraphy
Formation:Piauí Member:Mucambo
Stratigraphic resolution:group of beds
Stratigraphy comments: STRATIGRAPHIC RELATIONS: Mucambo Dolostone facies from the uper part of the Piauí Fm. THICKNESS: Mucambo Dolostone is 15 m thick. AGE: Middle Pennsyvanian (Morrowan-Desmoinesian). STRATIGRAPHIC POSITION: Unknown position in unit.
Lithology and environment
Primary lithology:shelly/skeletal lithified dolomite
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Dolostone with shell pavements. LITHIFICATION: Lithified based on facies description and taphonomic condition (all specimens are molds).
Environment:carbonate indet.
Glacial or sequence phase:transgressive
Geology comments: SEQUENCE STRATIGRAPHY AND ENVIRONMENT: Beds document a period of sea-level rise and resulting transgression, when a large carbonate and evaporite platform developed.
Taphonomy
Modes of preservation:cast,mold/impression
Degree of concentration:concentrated
Size of fossils:macrofossils
Preservation of anatomical detail:good
Abundance in sediment:abundant
Temporal resolution:time-averaged
Spatial resolution:parautochthonous
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:selective quarrying,field collection
Reason for describing collection:taxonomic analysis
Collection method comments: COLLECTORS: Presumably collected by Anelli and others. REPOSITORY: Laboratorio de Paleontologia Sistematica at the Instituto de Geosciencias (GP/IT), Universidade de Sao Paulo, Sao Paulo, Brazil; Departamento Nacional da Producao Minerall (DNPM); Companhia de Pesquisas de REcursos Minerais (CPRM), Rio de Janeiro, Brazil.
Taxonomic list comments:COVERAGE: Only includes specimens that are specified (in figures) to belong this member (facies), although others are mentioned in the text as belonging to the formation. NOMENCLATURE: Authoritative publication, with species level and subgenus designations.
Metadata
Also known as:Mucambo Dolostone, Piauí Formation
Database number:67801
Authorizer:A. Hendy, P. Wagner, M. Clapham Enterer:A. Hendy, M. Clapham, P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2006-12-10 15:26:05 Last modified:2015-11-27 20:53:06
Access level:the public Released:2006-12-10 15:26:05
Creative Commons license:CC BY
Reference information

Primary reference:
19368. L. E. Anelli, A. C. Rocha-Campos, and M. G. Simoes. 2006. Pennsylvannian pteriomorphian bivalves from the Piauí Formation, Parnaíba Basin, Brazil. Journal of Paleontology 80(6):1135-1141 [A. Hendy/A. Hendy]

Secondary references:

57137 L. Anelli, A. C. Rocha-Campos, M. G. Simoes and R. Peck. 2009. Pennsylvanian Heteroconchia (Mollusca, Bivalvia) from the Piauí Formation, Parnaíba Basin, Brazil. Revista Brasileira de Paleontologia 12(2):93-112 [P. Wagner/P. Wagner]
43153 L. E. Anelli, M. G. Simões, C. R. González and P. A. Souza. 2012. A new Pennsylvanian Oriocrassatellinae from Brazil and the distribution of the genus Oriocrassatella in space and time. Geodiversitas 34:489-504 [M. Clapham/M. Clapham/P. Wagner]