L'Asnerie section, bed 25, Armorican Massif (Devonian of France)

Where: Mayenne, France (48.1° N, 0.8° W: paleocoordinates 46.3° S, 38.3° E)

• coordinate based on political unit

• small collection-level geographic resolution

When: Saint-Cenere Formation, Pragian (410.8 - 407.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; shelly/skeletal limestone

• only lithologic information in the paper describes the sections as interbedded shales and bioclastic limestones; information entered below based on judgement from strat column illustrations

Primary reference: P. Morzadec, F. Paris, Y. Plusquellec, P. R. Rachebouef, and M. Weyant. 1991. La limite Lochkovien-Praguien (Devonien inferieur) dans le Massif armoricain: especes index et correlations. Comptes Rendus de l''Academie des Sciences, Serie II 313:901-908 [A. Miller/K. Layou/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 6081: authorized by Arnold Miller, entered by Karen Layou on 26.01.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

• list is based on "selected taxa among conodonts, chitinozoans, brachiopods, and trilobites"
Show authors, comments, and common names
Conodonta
 Prioniodontida - Icriodontidae
Icriodus fallax
Icriodus fallax conodont
Icriodus fallax ssp. indet.
Strophomenata
 Strophomenida - Strophochonetidae
Ctenochonetes jouannensis
 Strophomenida - Anopliidae
"Caplinoplia beatrixae" = Semicaplinoplia beatrixae
"Caplinoplia beatrixae" = Semicaplinoplia beatrixae Racheboeuf 1991
Rhynchonellata
 Rhynchonellida - Uncinulidae
Eucharitina cf. oehlerti
 Athyridida - Anoplothecidae
Anoplotheca sp.
 Atrypida - Atrypidae
Rugosatrypa ? nehouensis
Protozoa
  -
Margachitina tenuipes, Gotlandochitina philippoti
Margachitina tenuipes
Margachitina catenaria tenuipes
Gotlandochitina philippoti
Gotlandochitina e.g. philippoti