Bosso Bo311.20: Late Tithonian - Early Berriasian, Italy

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Protozoa - Spumellaria - Parvivaccidae
Acaeniotyle ex gr. diaphorogona Foreman 1973
Acaeniotyle dentata
Acaeniotyle umbilicata (Rüst 1898)
Protozoa - Spumellaria - Angulobracchiidae
Bistarkum valdorbiense
? Angulobracchia rugosa Jud 1994
? Angulobracchia portmanni Baumgartner 1984
? Angulobracchia portmanni sensu lato Baumgartner 1984
? Paronaella tubulata Steiger 1992
Deviatus diamphidius sensu lato (Foreman 1973)
Protozoa - Spumellaria - Emiluviidae
Emiluvia hopsoni Pessagno 1977
Emiluvia chica sensu lato Foreman 1973
Emiluvia chica Foreman 1973
Emiluvia pessagnoi sensu lato Foreman 1973
Protozoa - Spumellaria - Pseudoaulophacidae
Alievium helenae Schaaf 1981
Protozoa - Spumellaria - Pantanelliidae
Pantanellium berriasianum Baumgartner 1984
Pantanellium aff. cantuchapai Pessagno and MacLeod 1987
Pantanellium squinaboli (Tan Sin Hok 1927)
Protozoa - Spumellaria - Tritrabidae
Tritrabs ewingi sensu lato (Pessagno 1977)
Ditrabs sansalvadorensis
Protozoa - Spumellaria - Hagiastridae
Tetratrabs radix Jud 1994
Protozoa - Spumellaria - Archaeospongoprunidae
Archaeospongoprunum patricki Jud 1994
Protozoa - Xiphostylidae
Suna echiodes (Foreman 1973)
Triactoma tihonianum
Triactoma luciae
Protozoa - Nassellaria - Poulpidae
Saitoum elegans De Wever 1981
Protozoa - Nassellaria - Pseudodictyomitridae
Pseudodictyomitra carpatica (Lozyniak 1969)
Protozoa - Nassellaria - Eucyrtidiidae
Sethocapsa tricornis Jud 1994
Protozoa - Nassellaria - Parvicingulidae
Parvicingula cosmoconica (Foreman 1973)
Ristola cretacea (Baumgartner 1980)
Mirifusus dianae sensu lato
Mirifusus dianae
Mirifusus odoghertyi
Mirifusus chenodes (Renz 1974)
Wrangellium depressum (Baumgartner 1984)
Parvicingula ex gr. boesii (Parona 1890)
Protozoa - Nassellaria - Spongocapsulidae
Obesacapsula rusconensis Baumgartner 1984
Obesacapsula rusconensis sensu lato Baumgartner 1984
Obesacapsula breggiensis Jud 1994
Obesacapsula cetia (Foreman 1973)
Obesacapsula verbana (Parona 1890)
Obesacapsula bullata Steiger 1992
Protozoa - Nassellaria - Syringocapsidae
Katroma milloti Schaaf 1984
Podocapsa amphitreptera Foreman 1973
Syringocapsa vicetina
Syringocapsa longitubus
? Artocapsa amphorella Jud 1994
Syringocapsa agolarium Foreman 1973
? Cyrtocapsa grutterinki Tan Sin Hok 1927
Protozoa - Nassellaria - Canoptidae
Cinguloturris cylindra Kemkin and Rudenko 1993
Protozoa - Nassellaria - Sethocapsidae
Sethocapsa leiostraca Foreman 1973
Sethocapsa aff. kaminogoensis Aita 1986
Sethocapsa dorysphaeroides Neviani 1900
Protozoa - Nassellaria - Archaeodictyomitridae
Archaeodictyomitra apiarium (Rüst 1885)
Archaeodictyomitra excellens (Tan Sin Hok 1927)
Protozoa - Nassellaria - Hsuidae
Hsuum feliformis Jud 1994
Protozoa - Entactinaria - Saturnalidae
Acanthocircus trizonalis sensu lato (Rüst 1898)
Acanthocircus furiosus Jud 1994
see common names

Geography
Country:Italy
Coordinates: 43.3° North, 12.8° East (view map)
Paleocoordinates:30.3° North, 18.7° East
Basis of coordinate:estimated from map
Geographic resolution:hand sample
Time
Period: Jurassic - Cretaceous Epoch: Late Jurassic - Early Cretaceous
Stage: Tithonian - Berriasian 10 m.y. bin: Jurassic 6 - Cretaceous 1
Key time interval: Late Tithonian - Early Berriasian
Age range of interval: 146.3 - 142.7 m.y. ago
Stratigraphy
Formation:Maiolica
Local section:Fiume Bosso
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: lithified cherty/siliceous "limestone"
Environment:basinal (carbonate) Tectonic setting:passive margin
Taphonomy
Modes of preservation:body,original silica,replaced with silica
Size of fossils:microfossils
Collection methods and comments
Collection methods:bulk,field collection
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:49113
Authorizer:T. Danelian Enterer:T. Danelian
Modifier:T. Danelian Research group:micropaleontology
Created:2005-04-09 04:50:35 Last modified:2005-04-09 07:50:35
Access level:the public Released:2005-04-09 04:50:34
Creative Commons license:CC BY
Reference information

Primary reference:
13135. R. Dumitrica-Jud. 1995. Early Cretaceous Radiolarian Biostratigraphy of Umbria-Marche Apennines (Italy), Southern Alps (Italy and Switzerland) and Hawasina Nappes (Oman). Mémoires de Géologie (Lausanne) 23:751-790 [T. Danelian/T. Danelian/T. Danelian]