Marconessa quarry section 2, sample 13b (Jurassic of Italy)

Where: Italy (43.3° N, 13.2° E)

• Paleocoordinates: 26.6° N, 33.1° E (Wright 2013)

• coordinate estimated from map

• small collection-level geographic resolution

When: Bugarone Formation, Bifrons (182.9 - 174.7 Ma)

• Semipolitum subzone

• bed-level stratigraphic resolution

Environment/lithology: lithified, nodular limestone

Size class: macrofossils

Primary reference: S. Sassaroli and F. Venturi. 2010. Cingolites n. gen., a new lower Toarcian Hildoceratinae (Ammonitina) from the Marchean Apennines (Cingoli, Macerata, Italy). Bollettino della Società Paleontologica Italiana 49:97-118 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 147042: authorized by Matthew Clapham, entered by Matthew Clapham on 04.07.2013

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Ammonitida - Hildoceratidae
Mercaticeras cf. mercati, Mercaticeras dilatum, Hildoceras sp., Hildoceras semipolitum, Harpoceras ex gr. falciferum
Mercaticeras cf. mercati Hauer 1856 ammonite
Mercaticeras dilatum Meneghini 1883 ammonite
Hildoceras sp. ammonite
Hildoceras semipolitum Buckman 1902 ammonite
Harpoceras ex gr. falciferum Sowerby 1820 ammonite
 Ammonitida - Phymatoceratidae
Pseudomercaticeras sp.
 Ammonitida - Dactylioceratidae
"Mesodactylites sp." = Nodicoeloceras, "Telodactylites sp." = Porpoceras
"Mesodactylites sp." = Nodicoeloceras Buckman 1926 ammonite
"Telodactylites sp." = Porpoceras ammonite
 Ammonitida - Lytoceratidae
Lytoceras ktenasi, Alocolytoceras dorcadis
Alocolytoceras dorcadis Meneghini 1875 ammonite
 Phylloceratida - Phylloceratidae
Calliphylloceras capitanei, Calliphylloceras sp., Calliphylloceras nilssoni, Phylloceras heterophyllum, Phylloceras doderleinianum
Calliphylloceras sp. Spath 1927 ammonite
Calliphylloceras nilssoni Hebert 1866 ammonite
Phylloceras heterophyllum Sowerby 1820 ammonite
Phylloceras doderleinianum Catullo 1853 ammonite