San Miguel de Aguayo, Bed 61 (Jurassic of Spain)

Where: Cantabria, Spain (43.1° N, 4.1° W: paleocoordinates 31.8° N, 8.9° E)

• coordinate based on nearby landmark

When: Serpentinum ammonoid zone, Limestone Member (Camino Formation), Early/Lower Toarcian (183.0 - 182.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: slope or ramp reef; lithified marl

Size classes: macrofossils, microfossils

Collection methods: Repository: Department of Geodynamics, Stratigraphy and Palaeontology (GEODESPAL), Complutense University, Madrid, Spain

Primary reference: R. W. Salazar-Ramírez, C. Herrero, and A. Goy. 2020. Lower Toarcian ammonite and foraminifera assemblages in the San Miguel de Aguayo Section (Basque-Cantabrian Basin, Spain). Journal of Iberian Geology 46:39-60 [A. Dunhill/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 222264: authorized by Alex Dunhill, entered by Bethany Allen on 20.09.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Nodosariata
 Polymorphinida - Polymorphinidae
Eoguttulina liassica
 Vaginulinida - Vaginulinidae
Lenticulina bochardi, Lenticulina polygonata, Lenticulina toarcensis
 Nodosariida - Nodosariidae
Pseudonodosaria vulgata, Astacolus chicheryi, Citharina cf. colliezi, Planularia protracta, Planularia chicheryi
Foraminifera
 Lagenina - Robuloididae
Falsopalmula jurensis
Cephalopoda
 Ammonitida - Hildoceratidae
Hildaites cf. murleyi, Hildaites wrighti, Harpoceras serpentinum, "Cleviceras cf. exaratum" = Eleganticeras exaratum, Eleganticeras elegantulum
Hildaites cf. murleyi Buckman 1841 ammonite
Hildaites wrighti Spath 1913 ammonite
Harpoceras serpentinum Schlotheim 1813 ammonite
"Cleviceras cf. exaratum" = Eleganticeras exaratum Young and Bird 1828 ammonite
Eleganticeras elegantulum Young and Bird 1828 ammonite