Baitaca, Teixeira Soares region (Baitaca siltstone) (Permian of Brazil)

Where: Brazil (25.4° S, 50.4° W: paleocoordinates 48.1° S, 32.8° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Taciba Formation, Sakmarian (293.5 - 290.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; lithified siltstone

Size class: macrofossils

Preservation: mold/impression

Collection methods: Repository: DGM (Departamento de Geologia e Mineralogia, IGc/USP, São Paulo, SP) and DZP (Departamento de Zoologia, IBB/UNESP, Botucatu, SP)

Primary reference: J. P. Neves, L. E. Anelli, M. A. Pagani and M. G. Simões. 2014. Late Palaeozoic South American pectinids revised: biostratigraphical and palaeogeographical implications. Alcheringa 38:281-295 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155153: authorized by Matthew Clapham, entered by Matthew Clapham on 29.03.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Rhynchonellata
 Spiriferida - Ingelarellidae
Tomiopsis cf. harringtoni3
Tomiopsis cf. harringtoni3 Archbold and Thomas 1986
 Spiriferida - Ambocoeliidae
Biconvexiella roxoi3
Biconvexiella roxoi3 Oliveira 1936
 Spiriferinida - Syringothyrididae
? Cyrtella sp.3
? Cyrtella sp.3 Fredericks 1924
Strophomenata
 Strophomenida - Rugosochonetidae
Quinquenella rionegrensis3
 Orthotetida - Schuchertellidae
? Streptorhynchus sp.3
Bivalvia
 Trigoniida - Schizodidae
Schizodus sp.1
Schizodus sp.1 King 1844 clam
 Pholadomyida - Pholadomyidae
Cosmomya (Palaeocosmomya) baitaquensis n. sp.1, Exochorhynchus itararensis n. sp.1
Cosmomya (Palaeocosmomya) baitaquensis n. sp.1 Neves et al. 2014 clam
Exochorhynchus itararensis n. sp.1 Neves et al. 2014 clam
 Cardiidia - Sanguinolitidae
? Sanguinolites sp.1, Myonia argentinensis2
? Sanguinolites sp.1 M'Coy 1844 clam
Myonia argentinensis2 Harrington 1955 clam
 Myalinida - Atomodesmatidae
"Atomodesma (Intomodesma) sp." = Intomodesma1, "Atomodesma (Aphanaia) orbirugata" = Aphanaia orbirugata1
"Atomodesma (Intomodesma) sp." = Intomodesma1 Popov 1958 clam
"Atomodesma (Aphanaia) orbirugata" = Aphanaia orbirugata1 Harrington 1955 clam
 Pectinida - Heteropectinidae
Heteropecten paranaensis
Heteropecten paranaensis Neves et al. 2014 scallop
 Pectinida - Streblochondriidae
? Streblopteria sp.1
? Streblopteria sp.1 McCoy 1851 scallop
1Neves et al. 2014; 2Simões et al. 2012; 3Taboada et al. 2016