"Ovale Bed", NE of Hamuháza, Bakonycsernye (Jurassic of Hungary)

Where: Hungary (47.3° N, 18.1° E: paleocoordinates 29.4° N, 26.9° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Tölgyhát Formation, Early/Lower Bajocian (171.6 - 168.4 Ma)

• Named "Ovale Bed" due to an abundance of large specimens of Fissilobiceras ovale (Galácz et al. 2015)

• bed-level stratigraphic resolution

Environment/lithology: nodular, gray, green marl

Size class: macrofossils

Preservation: mold/impression

Primary reference: A. Galácz, M. Dunai, and Z. Evanics. 2015. Ammonites from the Lower Bajocian (Middle Jurassic) beds of the classic locality of Bakonycsernye (Transdanubian Hungary), with special regard to the early otoitids and stephanoceratids. Zitteliana A 55:3-30 [A. Dunhill/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 220904: authorized by Alex Dunhill, entered by Bethany Allen on 25.06.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Ammonitida - Hebetoxyitidae
Hebetoxyites mouterdei, Hebetoxyites incongruens
Hebetoxyites mouterdei Fernández-López 1985 ammonite
Hebetoxyites incongruens Buckman 1924 ammonite
 Ammonitida - Oppeliidae
Kleistoxyites protrusus, Bradfordia costata, Praeoppelia gracililobata
Kleistoxyites protrusus Buckman 1922 ammonite
Bradfordia costata Buckman 1910 ammonite
Praeoppelia gracililobata Vacek 1886 ammonite
 Ammonitida - Strigoceratidae
Strigoceras compressum
Strigoceras compressum Buckman 1896 ammonite
 Ammonitida - Sonniniidae
Sonninia (Euhoploceras) berckhemeri, Sonninia (Euhoploceras) adicra, Witchellia sayni, Witchellia jugifera
Sonninia (Euhoploceras) adicra Waagen 1867 ammonite
Witchellia sayni Haug 1893 ammonite
Witchellia jugifera Waagen 1867 ammonite
 Ammonitida - Hammatoceratidae
Fissilobiceras ovale
Fissilobiceras ovale Quenstedt 1886 ammonite
 Ammonitida - Stephanoceratidae
Riccardiceras perfectum, Westermannites chocsinskyi, Westermannites parvus
Riccardiceras perfectum Buckman 1922 ammonite
Westermannites chocsinskyi Hantken 1904 ammonite
Westermannites parvus Géczy 1967 ammonite
 Ammonitida - Otoitidae
Mollistephanus ottiliae n. sp., Mollistephanus ? westermanni, Docidoceras cylindroides, Docidoceras zemistephanoides, Docidoceras wysogorskii, Trilobiticeras (Emileites) malenotatus, Trilobiticeras (Emileites) kecskemetii n. sp., Trilobiticeras (Trilobiticeras) platygaster
Mollistephanus ottiliae n. sp. Galácz 2015 ammonite
Mollistephanus ? westermanni Sandoval et al. 2000 ammonite
Docidoceras cylindroides Buckman 1919 ammonite
Docidoceras zemistephanoides Géczy 1967 ammonite
Docidoceras wysogorskii Prinz 1904 ammonite
Trilobiticeras (Emileites) kecskemetii n. sp. Galácz 2015 ammonite