Fauna d1b-beta2, Luesma Fmn., E. Iberian Chains (Devonian of Spain)

Where: Spain (41.6° N, 0.9° W: paleocoordinates 56.9° S, 42.8° E)

• coordinate based on nearby landmark

When: d1b Member (Luesma Formation), Lochkovian (419.2 - 410.8 Ma)

• Bed is believed to be just barely above S-D boundary.

• bed-level stratigraphic resolution

Environment/lithology: marine; ferruginous, phosphatic sandstone

• Formation as a whole: "215 m thick, mainly quartzites and shales, accessory components being oolitic iron ores, phosphoritic intraformational conglomerates, microconglomerates, impure sandstones and arenaceous shelly limestones.."

•This member: "...partly impure and ferruginous quartzite beds with phosphorite pebbles...carbonatic arenaceous iron ores locally at the top..."

Primary reference: P. Carls. 1977. Spain. in A. Martisson, ed. The Silurian-Devonian boundary (IUGS, Series A, Number 5). Schweizerbarth'sche, Stuttgart. 143-158 [M. Foote/M. Foote/M. Foote]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 13922: authorized by Michael Foote, entered by Michael Foote on 03.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
Conodonta
 Prioniodontida - Icriodontidae
Icriodus woschmidti Ziegler 1960 conodont
 Ozarkodinida -
"Ozarkodina remscheidensis" = Nicollidina remscheidensis
"Ozarkodina remscheidensis" = Nicollidina remscheidensis Ziegler 1960 conodont
Trilobita
 Phacopida - Acastidae
Acastella heberti Gosselet 1880 trilobite
 Phacopida - Homalonotidae
Homalonotidae indet. Chapman 1890 trilobite
Deuteropoda
  -
Ostracoda indet. Latreille 1802 ostracod
Rhynchonellata
 Terebratulida - Meganterididae
 Spiriferida - Spiriferidae
"Howellella mercurii" = Spirifer mercurii
"Howellella mercurii" = Spirifer mercurii Gosselet 1880
 Orthida - Platyorthidae
 Rhynchonellida - Trigonirhynchiidae
"Camarotoechia nucula" = Microsphaeridiorhynchus nucula
"Camarotoechia nucula" = Microsphaeridiorhynchus nucula Sowerby 1839
Strophomenata
 Orthotetida - Chilidiopsidae
Iridistrophia sp. Havlicek 1965
Lophophorata
 Tentaculitida - Tentaculitidae
Tentaculites sp. von Schlotheim 1820
Bivalvia
 Cardiidia - Grammysiidae
Grammysia sp. de Verneuil 1847 clam
 Ostreida - Pterineidae
Actinopteria sp. Hall 1884 oyster