Schistes d'Angers, Grand Auverne Fm., Trelaze, Maine-et-Loire, France (Ordovician of France)

Where: France (47.0° N, 1.0° W: paleocoordinates 68.2° S, 76.0° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Schistes d'Angers Member (Grand Auverne Formation), Dobrotivian (460.9 - 457.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: offshore; lithified, bioturbated, concretionary, pyritic, shelly/skeletal, sandy shale

• Dark shale with fine laminations, fossiliferous nodules, and occasional lenticles, bioturbation, sand, and pyrite

Size classes: macrofossils, mesofossils

Primary reference: J. Pillet. 1993. La faune des "Schistes a nodules" d'Angers (Llandeilo inferieur); I, Les trilobites. Memoire - Societe d'Etudes Scientifiques de l'Anjou 12 [A. Miller/P. Novack-Gottshall/P. Novack-Gottshall]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 21004: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 14.06.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• Primarily trilobite taxonomy and biostrat.
unclassified
  -
Trilobita
 Corynexochida - Illaenidae
Bumastus sp. Murchison 1839 trilobite
Ectillaenus sp. Salter 1867 trilobite
 Odontopleurida - Odontopleuridae
Selenopeltis sp. Hawle and Corda 1847 trilobite
 Phacopida - Dalmanitidae
Eodalmanitina sp. Richter 1964 trilobite
Zeliszkella sp. Delo 1935 trilobite
 Phacopida - Cheiruridae
Eccoptochile sp. Hawle and Corda 1847 trilobite
Pateraspis sp. Prantl and Pribyl 1947 trilobite
 Phacopida - Pliomeridae
Placoparia sp. Hawle and Corda 1847 trilobite
 Phacopida - Homalonotidae
Colpocoryphe sp. Novak and Perner 1918 trilobite
 Phacopida - Calymenidae
Neseuretus sp. Hicks 1873 trilobite
Salterocoryphe sp. Hammann 1977 trilobite
Prionocheilus sp. Rouault 1847 trilobite
 Asaphida - Asaphidae
Ogygites sp. Tromelin and Lebescote 1876 trilobite
Basilicus sp. Salter 1849 trilobite
Nobiliasaphus sp. Pribyl and Vanek 1965 trilobite
 Asaphida - Dionididae
Dionide sp. Barrande 1847 trilobite
 Asaphida - Trinucleidae
? Onnia sp. Bancroft 1933 trilobite
 Lichida - Lichidae
Uralichas sp. Delgado 1892 trilobite
 Panreclinata - Dichograptidae
Didymograptus sp. McCoy 1851