IN 4 (Jurassic to of Italy)

Where: Italy (38.0° N, 12.8° E: paleocoordinates 26.9° N, 15.3° E)

• coordinate estimated from map

• hand sample-level geographic resolution

When: Rosso Ammonitico Medio Formation, Middle Oxfordian to Middle Oxfordian (161.2 - 155.7 Ma)

• bed-level stratigraphic resolution

Environment/lithology: basinal (); lithified, cherty/siliceous limestone

Size class: microfossils

Preservation: original silica, replaced with silica

Collection methods: chemical, hydrochloric, hydroflouric, sieve,

Primary reference: P. Beccaro. 2006. Radiolarian Biostratigraphy of Middle-Upper Jurassic pelagic siliceous successions of Western Sicily and the Southern Alps (Italy). Mémoires de Géologie (Lausanne) (45)1-120 [T. Danelian/T. Danelian]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 78758: authorized by Taniel Danelian, entered by Taniel Danelian on 16.02.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Protozoa
 Spumellaria - Patulibracchiidae
Homoeoparonaella argolidensis Baumgartner 1980 radiolarian
 Spumellaria - Emiluviidae
Emiluvia orea Baumgartner 1980 radiolarian
 Entactinaria - Saturnalidae
 Nassellaria - Eucyrtidiellidae
Eucyrtidiellum ptyctum Riedel and Sanfilippo 1974 radiolarian
 Nassellaria - Spongocapsulidae
Spongocapsula perampla Rüst 1885 radiolarian
 Nassellaria - Syringocapsidae
Podobursa (triacantha) gr. Wisniowski 1889 radiolarian
Podobursa vannae radiolarian