Fonte da Horta Fm., Bucaco Syncline, Portugal (Ordovician of Portugal)

Where: Portugal (40.0° N, 8.0° W: paleocoordinates 74.1° S, 71.7° E)

• coordinate estimated from map

• local area-level geographic resolution

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

• Zones 1-3 of Young, 1985

• 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 20932: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 12.06.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Pterobranchia
 Graptoloidea - Retiolitidae
Glyptograptus sp.
 Graptoloidea - Diplograptidae
Orthograptus sp.
Orthograptus sp. Lapworth 1873 graptolite
 Graptoloidea - Lasiograptidae
Gymnograptus sp.
Gymnograptus sp. lasiograptid
Rostroconchia
 Ribeirioida - Technophoridae
Ribeiria sp.
Ribeiria sp. Sharpe 1853
Bivalvia
 Nuculanida - Malletiidae
? Sluha sp., ? Myoplusia sp.
? Sluha sp. Barrande 1881 clam
? Myoplusia sp. Neumayr 1884 clam
 Solemyida - Ctenodontidae
Tancrediopsis sp.
Tancrediopsis sp. Beushausen 1895 clam
 Nuculida - Cardiolariidae
"Praeleda sp." = Deceptrix
"Praeleda sp." = Deceptrix Fuchs 1919 clam
 Modiomorphida - Modiomorphidae
Redonia sp.
Redonia sp. Rouault 1851 clam
 Arcida - Parallelodontidae
Glyptarca sp.
Glyptarca sp. Hicks 1873 clam
Lingulata
 Lingulida - Trematidae
Schizocrania sp.
Schizocrania sp. Hall and Whitfield 1875
Rhynchonellata
 Orthida - Plectorthidae
Apollonorthis sp.
 Orthida - Heterorthidae
Heterorthina sp.
Heterorthina sp. Bancroft 1928
 Orthida - Platyorthidae
Eorhipidomella sp.
Eorhipidomella sp. Hints 1971
Strophomenata
 Strophomenida - Aegiromenidae
Aegiromena sp.
Aegiromena sp. Havlícek 1961
Trilobita
 Corynexochida - Illaenidae
Ectillaenus sp.
Ectillaenus sp. Salter 1867 trilobite
 Odontopleurida - Odontopleuridae
Selenopeltis sp.
Selenopeltis sp. Hawle and Corda 1847 trilobite
 Asaphida - Asaphidae
Nobiliasaphus sp.
Nobiliasaphus sp. Pribyl and Vanek 1965 trilobite
 Phacopida - Homalonotidae
Kerfornella sp., Colpocoryphe sp.
Kerfornella sp. Henry 1976 trilobite
Colpocoryphe sp. Novak and Perner 1918 trilobite
 Phacopida - Calymenidae
Prionocheilus sp., Salterocoryphe sp., Neseuretus sp.
Prionocheilus sp. Rouault 1847 trilobite
Salterocoryphe sp. Hammann 1977 trilobite
Neseuretus sp. Hicks 1873 trilobite
 Phacopida - Dalmanitidae
"Eodalmanitina sp." = Mucronaspis, Morgatia sp.
"Eodalmanitina sp." = Mucronaspis Destombes 1963 trilobite
Morgatia sp. Hammann 1972 trilobite
 Phacopida - Acastidae
Phacopidina sp.
Phacopidina sp. Bancroft and Lamont 1949 trilobite
 Phacopida - Pliomeridae
Placoparia sp.
Placoparia sp. Hawle and Corda 1847 trilobite