Where: Italy (46.0° N, 9.1° E: paleocoordinates 33.2° N, 15.6° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Lombardische Kieselkalk Formation, Bucklandi (196.5 - 189.6 Ma)
• Lower Sinemurian, bucklandi zone. "Fossil remains are present throughout the whole thickness of the fossiliferous seies... The majority of these have been found between 1964 and 1979, without any precise indication of their position within the stratigraphic sequence"
• group of beds-level stratigraphic resolution
Environment/lithology: lagoonal or restricted shallow subtidal; lithified, pyritic lime mudstone
Size class: macrofossils
Preservation: adpression, soft parts
Collected by G. Pinna in 1964 to 1979
• Museum of Natural History of Milan collection
Primary reference: G. Pinna. 1985. Exceptional preservation in the Jurassic of Osteno. Philosophical Transactions of the Royal Society of London Series B, Biological Sciences 311:171-180 [J. Alroy/J. Alroy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 90673: authorized by John Alroy, entered by John Alroy on 12.08.2009, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Zamites sp. Brongniart 1828
Otozamites sp. Braun 1843 | |
Polypodiopsida | |
Equisetites sp. Sternberg 1833 | |
Peltaspermopsida | |
Pachypteris sp. Brongniart 1828 | |
Equisetopsida | |
Brachyphyllum sp. Brongniart 1828
Pagiophyllum sp. Heer 1881 | |
Actinopteri | |
Pholidophorus sp. Agassiz 1832
Pholidolepis sp. Nybelin 1966 | |
Dapedium sp. Leach 1822 | |
Placopleurus sp. Brough 1939 | |
Osteichthyes | |
Pteroniscus sp. Berg 1949 | |
Cosmolepis sp. Egerton 1858 | |
Coelacanthimorpha | |
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Osteichthyes | |
Furo sp. Gistl 1848 ray-finned fish | |
Chondrichthyes | |
Squaloraja polyspondyla Agassiz 1836 chimaera | |
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Ostenoselache stenosoma n. gen. n. sp.2
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Enteropneusta | |
Megaderaion sinemuriense n. gen. n. sp.
Megaderaion sinemuriense n. gen. n. sp. | |
Ophiuroidea | |
Palaeocoma sp. d'Orbigny 1850 brittle star | |
Bivalvia | |
Bivalvia indet. Linnaeus 1758 clam | |
Cephalopoda | |
Coleoidea indet. Bather 1888 | |
"Sulciferites sp." = Angulaticeras
"Sulciferites sp." = Angulaticeras Quenstedt 1882 ammonite | |
Coroniceras sp. Hyatt 1867 ammonite | |
Ectocentrites sp. Canavari 1888 ammonite | |
Brachiopoda | |
Brachiopoda indet. Cuvier 1805 | |
Polychaeta | |
Melanoraphia maculata n. gen. n. sp.
Melanoraphia maculata n. gen. n. sp. | |
Enoplea | |
Eophasma jurasicum n. gen. n. sp.
Eophasma jurasicum n. gen. n. sp. Arduini et al. 1983 | |
Thylacocephala | |
Ostenocaris cypriformis n. gen. n. sp.
Ostenocaris cypriformis n. gen. n. sp. Arduini et al. 1980 | |
Malacostraca | |
Aeger foersteri n. sp.4, Aeger robustus n. sp.4, Aeger elongatus n. sp.4, Aeger macropus n. sp.4, Aeger rostrospinatus n. sp.4, Aeger muensteri n. sp.4
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Coleia sp. Broderip 1835 decapod | |
"Eryma meyeri n. sp." = Palaeastacus meyeri3, "Phlyctisoma sinemuriana n. sp." = Eryma sinemurianum3
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Mecochirus germari n. sp.3
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Glyphea tricarinata n. sp.3
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Stomatopoda indet. Latreille mantis shrimp |