Presale PR-238.80: Early/Lower Barremian, Italy
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Protozoa
- Spumellaria
- Angulobracchiidae
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Cyclastrum infundibuliforme
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? Cyclastrum trigonum
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Deviatus diamphidius sensu lato
(Foreman 1973)
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? Paronaella tubulata
Steiger 1992
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? Angulobracchia portmanni
Baumgartner 1984
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? Angulobracchia portmanni sensu lato
Baumgartner 1984
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Protozoa
- Spumellaria
- Hagiastridae
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Crucella bossoensis
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? Crucella inflexa
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? Crucella planum
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Crucella collina
Jud 1994
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Savaryella guexi
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? Pseudocrucella elisabethae
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Protozoa
- Spumellaria
- Gomberellidae
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? Bernoullius monoceros
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Protozoa
- Spumellaria
- Patulibracchiidae
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Homoeoparonaella speciosa
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Halesium biscutum
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Protozoa
- Spumellaria
- Parvivaccidae
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? Acaeniotyle glebulosa
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Acaeniotyle umbilicata
(Rüst 1898)
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Acaeniotyle ex gr. diaphorogona
Foreman 1973
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| recombined as Acastea diaphorogona | |||||||
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Dicroa periosa
Foreman 1975
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Protozoa
- Spumellaria
- Pantanelliidae
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Pantanellium squinaboli
(Tan Sin Hok 1927)
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Protozoa
- Spumellaria
- Pseudoaulophacidae
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? Pseudoaulophacus florealis
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Godia lenticulata
Jud 1994
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| recombined as Dactyliodiscus lenticulatus | |||||||
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Godia tecta
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Alievium helenae
Schaaf 1981
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Protozoa
- Spumellaria
- Astrosphaeridae
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? Hexapyramis precedis
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Protozoa
- Spumellaria
- Spongodiscidae
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? Stylospongia titirez
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? Spongotripus satoi
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Protozoa
- Spumellaria
- Stylosphaeridae
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? Stylosphaera macroxiphus
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Protozoa
- Nassellaria
- Archaeodictyomitridae
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Thanarla elegantissima
(Cita 1964)
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Thanarla pulchra
(Squinabol 1904)
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Archaeodictyomitra chalilovi
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? Archaeodictyomitra lacrimula
(Foreman 1973)
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Archaeodictyomitra excellens
(Tan Sin Hok 1927)
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Dictyomitra pseudoscalaris
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Protozoa
- Nassellaria
- Williriedellidae
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Zhamoidellum testatum
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Protozoa
- Nassellaria
- Sethocapsidae
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? Sethocapsa orca
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Sethocapsa aff. kaminogoensis
Aita 1986
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Sethocapsa uterculus
(Parona 1890)
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Sethocapsa trachyostraca
Foreman 1973
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Sethocapsa dorysphaeroides
Neviani 1900
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Sethocapsa simplex
Taketani 1982
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Protozoa
- Nassellaria
- Syringocapsidae
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Syringocapsa aff. spinosa
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Dibolachras tytthopora
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Protozoa
- Nassellaria
- Spongocapsulidae
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Spongocapsula obesa
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Protozoa
- Nassellaria
- Parvicingulidae
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Parvicingula cosmoconica
(Foreman 1973)
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| recombined as Praeparvicingula cosmoconica | |||||||
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Mirifusus chenodes
(Renz 1974)
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Parvicingula ex gr. boesii
(Parona 1890)
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| recombined as Tethysetta boesii | |||||||
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Pseudocrolanium cristatum
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Wrangellium puga
(Schaaf 1981)
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Parvicingula usotanensis
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Protozoa
- Nassellaria
- Xitidae
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Crolanium pythiae
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Xitus sandovali
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? Xitus channelli
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? Xitus alievi
(Foreman 1973)
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Xitus aff. spicularius
(Aliev 1961)
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Stichomitra aff. asymbatos
Foreman 1968
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| recombined as Xitus asymbatos | |||||||
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Protozoa
- Nassellaria
- Eucyrtidiidae
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Eucyrtis columbaria
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| synonym of Eucyrtidium | |||||||
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Stichocapsa pulchella
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? Stichomitra aff. euganea
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Protozoa
- Nassellaria
- Pseudodictyomitridae
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Pseudodictyomitra lanceloti
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Pseudodictyomitra carpatica
(Lozyniak 1969)
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Protozoa
- Entactinaria
- Saturnalidae
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Acanthocircus carinatus
Foreman 1973
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Acanthocircus trizonalis sensu lato
(Rüst 1898)
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Protozoa
- Xiphostylidae
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Suna hybum
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Suna echiodes
(Foreman 1973)
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Triactoma tihonianum
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| see common names | |||||||
Geography
| Country: | Italy |
| Coordinates: | 43.3° North, 12.7° East (view map) |
| Paleocoordinates: | 28.2° North, 18.9° East |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | hand sample |
Time
| Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
| Stage: | Barremian | 10 m.y. bin: | Cretaceous 2 |
| Key time interval: | Early/Lower Barremian | ||
| Age range of interval: | 125.77000 - 121.40000 m.y. ago |
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: | 49126 | ||
| Authorizer: | T. Danelian | Enterer: | T. Danelian |
| Modifier: | T. Danelian | Research group: | micropaleontology |
| Created: | 2005-04-09 10:05:33 | Last modified: | 2005-04-09 13:05:33 |
| Access level: | the public | Released: | 2005-04-09 10:05:32 |
| 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] |