The cut of the Luso road, Penacova, km <16,5 with the km <16.6, Buçaco (Ordovician of Portugal)

Also known as Upper unit, Cacemes Fm., Bucaco Syncline, Marao, Portugal

Where: Marao, Portugal (41.0° N, 8.0° W: paleocoordinates 73.1° S, 71.7° E)

• coordinate estimated from map

• local area-level geographic resolution

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

• Upper unit is the Fonte da Horta formation now

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siltstone

• Siltstone

Size classes: macrofossils, mesofossils

Primary reference: J. L. Henry, M. Melou, J. Nion, F. Paris, M. Robardet, D. Skevington, and D. Thadeu. 1976. L'apport de Graptolites de la Zone a G. teretiusculus dans la datation de faunes benthiques lusitano-armoricaines. Annales - Societe Geologique du Nord 96(4):275-281 [A. Miller/P. Novack-Gottshall/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 21012: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 14.06.2002, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
Heterorthina morgatensis
Lingulata
 Lingulida - Obolidae
Palaeoglossa sp. Cockerell 1911
Rhynchonellata
 Orthida - Platyorthidae
 Orthida - Dalmanellidae
Dalmanella sp. Hall and Clarke 1892
 Orthida - Heterorthidae
 Orthida - Draboviidae
Fascifera sp. Ulrich and Cooper 1942
 Orthida - Plectorthidae
 Orthida - Giraldiellidae
Ostracoda
 Palaeocopida - Quadrijugatoridae
 Palaeocopida - Aechminidae
Pseudulrichia sp. Schmidt 1941 ostracod
 Palaeocopida - Primitiidae
 Palaeocopida - Tetradellidae
Kiesowia sp. Ulrich and Bassler 1908 ostracod
 Palaeocopida - Eurychilinidae
Eurychilina sp. Ulrich 1889 ostracod
 Palaeocopida - Hollinidae
Trilobita
 Phacopida - Phacopidae
Phacopidella sp. Reed 1905 trilobite
 Phacopida - Dalmanitidae
Crozonaspis struvei, "Eodalmanitina destombesi" = Mucronaspis destombesi, "Eodalmanitina nava" = Mucronaspis, Morgatia hupei
Crozonaspis struvei Henry 1968 trilobite
"Eodalmanitina destombesi" = Mucronaspis destombesi Henry 1965 trilobite
Eodalmanitina destombesi nava
"Eodalmanitina nava" = Mucronaspis trilobite
Eodalmanitina destombesi nava
Morgatia hupei Nion and Henry 1966 trilobite
 Phacopida - Homalonotidae
Plaesiacomia oehlerti Kerforne 1900 trilobite
 Phacopida - Calymenidae
Neseuretus tristani Brongniart in Desmarest 1817 trilobite
Graptolithina
  -
Graptolithina indet. graptolite
Glyptograptus cf. cernuus
Pterobranchia
 Graptoloidea - Retiolitidae
 Graptoloidea - Lasiograptidae
 Graptoloidea - Diplograptidae
"Glyptograptus teretiusculus" = Hustedograptus teretiusculus Hisinger 1840 graptolite