Ceratopyge Fm., Vastergotland ( of Sweden)

Where: Sweden (58.0° N, 14.0° E: paleocoordinates 40.2° S, 15.1° W)

• local area-level geographic resolution

When: Apatokephalus serratus trilobite zone, Ceratopyge Formation, Tremadoc (486.5 - 477.7 Ma)

• formation-level stratigraphic resolution

Environment/lithology: offshore shelf; lithified, gray shale and limestone

• Dark grey shales and dark grey nodular limestone

Size class: macrofossils

Primary reference: T. E. Tjernvik. 1956. On the Early Ordovician of Sweden stratigraphy and fauna. Bulletin of the Geological Institutions of the University of Uppsala 36(6):109-284 [A. Miller/P. Novack-Gottshall/A. Clement]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 3107: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 25.07.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Artiopoda
 Agnostida - Metagnostidae
Geragnostus sp., Trinodus sp.
Geragnostus sp. Howell 1935
Trinodus sp. M'Coy 1846
Trilobita
 Olenida - Olenidae
"? Peltura norvegica" = Peltocare norvegicum, "Triarthrus angelini" = Bienvillia angelini, Parabolinella sp.
"? Peltura norvegica" = Peltocare norvegicum Moberg and Möller 1898 trilobite
"Triarthrus angelini" = Bienvillia angelini Linnarsson 1869 trilobite
Parabolinella sp. Brögger 1882 trilobite
 Olenida - Eulomidae
Euloma ornatum
Euloma ornatum trilobite
 Harpetida - Harpididae
Harpides rugosus
 Corynexochida - Leiostegiidae
Agerina sp.
Agerina sp. Tjernvik 1956 trilobite
 Phacopida - Pliomeridae
"Protopliomerops" primigenius
 Phacopida - Cheiruridae
Parapilekia sp.
Parapilekia sp. Kobayashi 1934 trilobite
 Asaphida - Hungaiidae
Dikelokephalina sp.
Dikelokephalina sp. Broegger 1996 trilobite
 Asaphida - Remopleurididae
Apatokephalus serratus
Apatokephalus serratus Boeck 1838 trilobite
 Asaphida - Asaphidae
Promegalaspides intactus, Niobe insignis, "Niobella obsoleta" = Niobe (Niobella) obsoleta
Promegalaspides intactus Moberg and Segerberg 1906 trilobite
Niobe insignis trilobite
"Niobella obsoleta" = Niobe (Niobella) obsoleta Linnarsson 1869 trilobite
 Asaphida - Ceratopygidae
Ceratopyge forficula
 Asaphida - Nileidae
Symphysurus angustatus, Varvia longicauda n. gen. n. sp., Nileus limbatus, ? Symphysurina oriens
Symphysurus angustatus Sars and Boeck 1838 trilobite
Varvia longicauda n. gen. n. sp. trilobite
Nileus limbatus trilobite
 Trinucleida - Alsataspididae
Orometopus elatifrons
 Ptychopariida - Shumardiidae
Shumardia sp.
Shumardia sp. Billings 1862 trilobite
Rhynchonellata
 Orthida - Orthidiellidae
Eostrophomena elegantula
 Orthida - Plectorthidae
? Nanorthis sp.
? Nanorthis sp. Ulrich and Cooper 1936
Lingulata
 Lingulida - Elkaniidae
Broeggeria cf. salteri