CAC1. Bucaco Syncline (Ordovician of Portugal)

Where: Portugal (40.0° N, 8.0° W: paleocoordinates 74.1° S, 71.9° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Fonte da Horta Formation, Dobrotivian (459.0 - 457.9 Ma)

• formation-level stratigraphic resolution

Environment/lithology: offshore; lithified mudstone and lithified sandstone

• Mudstones with occasional interbedded sandstone

Size classes: macrofossils, mesofossils

Primary reference: T. P. Young. 1985. The stratigraphy of the Upper Ordovician of central Portugal. University of Sheffield, Sheffield, England [A. Miller/P. Novack-Gottshall/P. Novack-Gottshall]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 193319: authorized by Pete Wagner, entered by Pete Wagner on 11.05.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Graptolithina
  -
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
 Bellerophontida -
Bellerophontoidea indet. M'Coy 1851 snail
Bivalvia
 Solemyida - Ctenodontidae
 Nuculida - Praenuculidae
"Praeleda costae" = Praenucula costae
"Praeleda costae" = Praenucula costae Sharpe 1853 clam
 Nuculanida - Malletiidae
? Myoplusia sp. Neumayr 1884 clam
 Arcida - Parallelodontidae
Hyolitha
 Hyolithida - Hyolithidae
Hyolithidae indet. Nicholson 1889
Strophomenata
 Strophomenida - Aegiromenidae
? Aegiromena sp. HavlĂ­cek 1961
Rhynchonellata
 Orthida - Heterorthidae
Trilobita
 Corynexochida - Illaenidae
Ectillaenus sp. Salter 1867 trilobite
 Phacopida - Dalmanitidae
Morgatia hupei Nion and Henry 1966 trilobite
Crozonaspis struvei Henry 1968 trilobite
 Phacopida - Acastidae
Phacopidina micheli Tromelin 1877 trilobite
 Phacopida - Calymenidae
"Neseuretus (Neseuretus) tristani" = Neseuretus tristani
"Neseuretus (Neseuretus) tristani" = Neseuretus tristani Brongniart in Desmarest 1817 trilobite
 Phacopida - Homalonotidae
Plaesiacomia oehlerti Kerforne 1900 trilobite
Ostracoda
 Hollinocopida - Tetradellidae
 Beyrichicopida - Aechminidae
"? Parapyxion simplex" = Vogdesella
"? Parapyxion simplex" = Vogdesella ostracod
 Palaeocopida -
 Palaeocopida - Quadrijugatoridae