BB 11.70 (Jurassic to of Italy)

Where: Italy (38.0° N, 12.8° E: paleocoordinates 26.8° N, 15.3° E)

• coordinate estimated from map

• hand sample-level geographic resolution

When: Rosso Ammonitico Medio Formation, Late/Upper Oxfordian to Late/Upper Oxfordian (161.2 - 150.8 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 78976: authorized by Taniel Danelian, entered by Taniel Danelian on 20.02.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Protozoa
 Nassellaria - Obeliscoitidae
Olanda "sp.B sensu Hull 1997" Hull 1997 radiolarian
 Nassellaria - Pseudodictyomitridae
Loopus doliolum radiolarian
Loopus doliolum martae
Loopus primitivus Matsuoka and Yao 1985 radiolarian
 Nassellaria - Eucyrtidiellidae
Eucyrtidiellum ptyctum Riedel and Sanfilippo 1974 radiolarian
 Nassellaria - Hsuidae
Parahsuum carpathicum Widz and De Wever 1993 radiolarian
 Nassellaria - Archaeodictyomitridae
 Nassellaria - Williriedellidae
Zhamoidellum ovum Dumitrica 1970 radiolarian
 Nassellaria - Syringocapsidae
Syringocapsa "sp. A" Neviani 1900 radiolarian
 Nassellaria - Parvicingulidae
Ristola sensu lato altissima Rüst 1885 radiolarian
Ristola altissima Rüst 1885 radiolarian
Ristola altissima altissima
 Nassellaria - Canoptidae
Cinguloturris carpatica Dumitrica and Mello 1982 radiolarian
 Nassellaria - Ultranaporidae
"Napora lospensis" = Napora bukryi
"Napora lospensis" = Napora bukryi Pessagno 1977 radiolarian
 Entactinaria - Saturnalidae
 Spumellaria - Emiluviidae
Emiluvia peteri radiolarian
Emiluvia salensis Pessagno 1977 radiolarian
Emiluvia sensu lato pessagnoi Foreman 1973 radiolarian
 Spumellaria - Tritrabidae
Tritrabs sensu lato ewingi Pessagno 1977 radiolarian
Tritrabs exotica Pessagno 1977 radiolarian
Tritrabs casmaliaensis Pessagno 1977 radiolarian
 Spumellaria - Patulibracchiidae
Homoeoparonaella argolidensis Baumgartner 1980 radiolarian
 Spumellaria - Hagiastridae
Tetraditryma pseudoplena Baumgartner 1980 radiolarian
Tetratrabs bulbosa Baumgartner 1980 radiolarian
 Spumellaria - Angulobracchiidae
Angulobracchia biordinalis Ozvoldova 1984 radiolarian