Where: Central Italy , Italy (42.7° N, 12.6° E: paleocoordinates 30.1° N, 18.9° E)
• coordinate estimated from map
When: Stephanoceras humphriesianum ammonoid zone, Bajocian (170.3 - 168.3 Ma)
Environment/lithology: marine; lithified, coarse-grained breccia and lithified limestone
•at the base besides fossiliferous limestones.
•Some recrystallized stromatolites are interfingered
•within the fossiliferous limestones and the fossils,
•mainly the gastropods, are frequently covered by
•stromatolites.
Size class: macrofossils
Preservation: recrystallized
Collection methods: mechanical, peel or thin section,
Primary reference: M. A. Conti, S. Monari, and G. Pallini. 1986. A middle Jurassic bivalve and gastropod fauna from Umbria (Central Italy). Geologica Romana 23:175-215 [M. Aberhan/D. Wellmanns/S. Nurnberg]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 123682: authorized by Martin Aberhan, entered by Daniel Wellmanns on 27.01.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Neritopsis (Neritopsis) spinigera Szabo 1982 snail | |
Allocosmia geometrica n. sp.
Allocosmia geometrica n. sp. snail | |
Scurriopsis (Scurriopsis) sp. Gemellaro 1879 limpet | |
"Neritoma (Neridomus) riettii" = Neridomus
"Neritoma (Neridomus) riettii" = Neridomus snail | |
Pietteia trispinigera Szabo 1983 snail | |
"Paleocollonia angeli" = Palaeocollonia, Crossostoma macerinoi
"Paleocollonia angeli" = Palaeocollonia snail
Crossostoma macerinoi snail | |
Odoardia prosornata snail | |
Zircia zircensis Szabo 1981 snail | |
Discohelix cooki snail | |
Bivalvia | |
"Parallelodon caterinae" = Catella caterinae
"Parallelodon caterinae" = Catella caterinae Parona 1894 clam | |
Cephalopoda | |
Calliphylloceras disputabile Zittel 1869 ammonite
Partschiceras cf. besnowi ammonite | |
Nannolytoceras pygmaeum d'Orbigny 1846 ammonite |