Where: Italy (44.0° N, 14.0° E: paleocoordinates 28.6° N, 20.1° E)
• hand sample-level geographic resolution
When: Maiolica Formation, Late/Upper Hauterivian to Late/Upper Hauterivian (136.4 - 125.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: basinal (); lithified limestone
Size class: microfossils
Preservation: original silica, replaced with silica
Collection methods: bulk, chemical, hydrochloric,
Primary reference: 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]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 51696: authorized by Taniel Danelian, entered by Taniel Danelian on 12.06.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
| Protozoa | |
Acanthocircus sensu lato trizonalis, Acanthocircus variabilis, Acanthocircus carinatus, "Acanthocircus furiosus" = Moebicircus furiosus
Acanthocircus sensu lato trizonalis Rüst 1898 radiolarian
Acanthocircus variabilis Squinabol 1914 radiolarian
Acanthocircus carinatus Foreman 1973 radiolarian
"Acanthocircus furiosus" = Moebicircus furiosus Jud 1994 radiolarian | |
|
"Stichomitra aff. asymbatos" = Xitus asymbatos Foreman 1968 radiolarian
Crolanium pythiae radiolarian
Crolanium "spp." Pessagno 1977 radiolarian | |
|
Pseudodictyomitra carpatica Lozyniak 1969 radiolarian | |
Solenotryma ichikawai, "Eucyrtis columbaria" = Eucyrtidium
Solenotryma ichikawai Matsuoka and Yao 1985 radiolarian
"Eucyrtis columbaria" = Eucyrtidium radiolarian | |
|
? Sethocapsa orca radiolarian
Sethocapsa trachyostraca Foreman 1973 radiolarian
Sethocapsa aff. kaminogoensis Aita 1986 radiolarian
Sethocapsa leiostraca Foreman 1973 radiolarian | |
"Parvicingula cosmoconica" = Praeparvicingula cosmoconica, "Parvicingula ex gr. boesii" = Tethysetta boesii, Wrangellium columnum, Wrangellium puga
"Parvicingula cosmoconica" = Praeparvicingula cosmoconica Foreman 1973 radiolarian
"Parvicingula ex gr. boesii" = Tethysetta boesii Parona 1890 radiolarian
Wrangellium columnum radiolarian
Wrangellium puga Schaaf 1981 radiolarian | |
|
Syringocapsa agolarium Foreman 1973 radiolarian
Dibolachras tytthopora radiolarian | |
|
Thanarla pulchra Squinabol 1904 radiolarian | |
|
? Stylospongia titirez radiolarian | |
"Acaeniotyle ex gr. diaphorogona" = Acastea diaphorogona, ? Acaeniotyle florea, ? Acaeniotyle glebulosa, Acaeniotyle umbilicata, Parvivacca magna
"Acaeniotyle ex gr. diaphorogona" = Acastea diaphorogona Foreman 1973 radiolarian
? Acaeniotyle florea radiolarian
? Acaeniotyle glebulosa radiolarian
Acaeniotyle umbilicata Rüst 1898 radiolarian
Parvivacca magna radiolarian | |
|
Archaeotritrabs gracilis Steiger 1992 radiolarian
Ditrabs sansalvadorensis radiolarian | |
|
Archaeospongoprunum patricki Jud 1994 radiolarian | |
|
? Stylosphaera macroxiphus radiolarian | |
|
? Cecrops sexaspina radiolarian
Cecrops septemporatus Parona 1890 radiolarian
Pantanellium aff. cantuchapai Pessagno and MacLeod 1987 radiolarian
Pantanellium squinaboli Tan Sin Hok 1927 radiolarian | |
|
Crucella bossoensis radiolarian | |
? Paronaella annemariae, ? Paronaella tubulata, Cyclastrum infundibuliforme, ? Angulobracchia portmanni, ? Angulobracchia sensu lato portmanni
? Paronaella annemariae radiolarian
? Paronaella tubulata Steiger 1992 radiolarian
Cyclastrum infundibuliforme radiolarian
? Angulobracchia portmanni Baumgartner 1984 radiolarian
? Angulobracchia sensu lato portmanni Baumgartner 1984 radiolarian | |
|
Alievium helenae Schaaf 1981 radiolarian
? Pseudoaulophacus florealis radiolarian
"Godia lenticulata" = Dactyliodiscus lenticulatus Jud 1994 radiolarian | |