Monforte Fmn, unit 6, Cordillera Iberica Oriental (Devonian of Spain)

Where: Aragon, Spain (41.1° N, 1.1° W: paleocoordinates 41.2° S, 29.3° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Monforte Formation, Eifelian (393.3 - 387.7 Ma)

• lower part of Eifelian

• member-level stratigraphic resolution

Environment/lithology: marine; shale and marl

• "Monforte is 60m thick and consists of: 1)3.5m basal crinoid limestones; 2) about 2m marly shales with rich fauna; 3) 16m argillaceous shales poor in fauna; 4) 20m coarser shales, with 4 groups of marly shale beds full of brachiopods and individual thin sandstone or siltstone layers; 5) 12m of shales that end with a few centrimetric sandstone layers; 6) 7m of an alternation of shales and brachiopod marls and, in the top, 3 marly limestone beds (up to 25cm each) that can be traced 16km along strike."ff

Primary reference: P. Carls. 1988. The Devonian of Celtiberia (Spain) and Devonian paleogeography of SW Europe. In N. J. McMillan, A. F. Embry, D. J. Glass (eds.), Devonian of the World, Volume I 421-466 [M. Foote/M. Foote/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 40435: authorized by Michael Foote, entered by Michael Foote on 23.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Phacopida - Acastidae
Heliopyge "n. sp. C" Haas and Mensink 1970 trilobite
 Phacopida - Phacopidae
"Phacops" sp. Emmrich 1839 trilobite
Conodonta
 Conodontophorida - Icriodontidae
Icriodus sp. Branson and Mehl 1938 conodont
 Ozarkodinida - Polygnathidae
Polygnathus costatus Klapper 1971 conodont
Strophomenata
 Productida - Productellidae
 Strophomenida - Leptostrophiidae
Leptostrophia sp. Hall and Clarke 1892
Rhynchonellata
 Spiriferinida - Cyrtinidae
Cyrtina sp. Davidson 1858
 Spiriferida - Hysterolitidae
 Pentamerida - Gypidulidae
Gypidula sp. Hall 1867