Where: Italy (44.0° N, 14.0° E: paleocoordinates 29.7° N, 19.8° E)
• coordinate estimated from map
• hand sample-level geographic resolution
When: Maiolica Formation, Early/Lower Valanginian (140.2 - 136.4 Ma)
• bed-level stratigraphic resolution
Environment/lithology: basinal (); lithified, cherty/siliceous 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 51787: authorized by Taniel Danelian, entered by Taniel Danelian on 18.06.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Protozoa | |
Triactoma tihonianum radiolarian
Triactoma luciae radiolarian
Suna echiodes Foreman 1973 radiolarian | |
? Pseudoeucyrtis fusus radiolarian | |
Pseudodictyomitra carpatica Lozyniak 1969 radiolarian | |
"Stichomitra aff. asymbatos" = Xitus asymbatos
"Stichomitra aff. asymbatos" = Xitus asymbatos Foreman 1968 radiolarian | |
Hsuum feliformis Jud 1994 radiolarian | |
Archaeodictyomitra excellens Tan Sin Hok 1927 radiolarian
Archaeodictyomitra apiarium Rüst 1885 radiolarian | |
Sethocapsa trachyostraca, Sethocapsa aff. kaminogoensis, Sethocapsa leiostraca, Sethocapsa dorysphaeroides, "Milax adrianae" = Arcanicapsa adrianae
Sethocapsa trachyostraca Foreman 1973 radiolarian
Sethocapsa aff. kaminogoensis Aita 1986 radiolarian
Sethocapsa leiostraca Foreman 1973 radiolarian
Sethocapsa dorysphaeroides Neviani 1900 radiolarian
"Milax adrianae" = Arcanicapsa adrianae Jud 1994 radiolarian | |
Obesacapsula bullata, Obesacapsula rusconensis, Obesacapsula sensu lato rusconensis, Obesacapsula morroensis, Obesacapsula verbana
Obesacapsula bullata Steiger 1992 radiolarian
Obesacapsula rusconensis Baumgartner 1984 radiolarian
Obesacapsula sensu lato rusconensis Baumgartner 1984 radiolarian
Obesacapsula morroensis Pessagno 1977 radiolarian
Obesacapsula verbana Parona 1890 radiolarian | |
"Parvicingula ex gr. boesii" = Tethysetta boesii, Mirifusus sensu lato dianae, Mirifusus dianae, Mirifusus odoghertyi, Mirifusus chenodes, Parvicingula usotanensis, Canoptum banale, Wrangellium columnum, Wrangellium puga, Wrangellium depressum, "Parvicingula longa" = Praeparvicingula longa, "Parvicingula cosmoconica" = Praeparvicingula cosmoconica
"Parvicingula ex gr. boesii" = Tethysetta boesii Parona 1890 radiolarian
Mirifusus sensu lato dianae radiolarian
Mirifusus dianae radiolarian
Mirifusus odoghertyi radiolarian
Mirifusus chenodes Renz 1974 radiolarian
Parvicingula usotanensis radiolarian
Canoptum banale radiolarian
Wrangellium columnum radiolarian
Wrangellium puga Schaaf 1981 radiolarian
Wrangellium depressum Baumgartner 1984 radiolarian
"Parvicingula longa" = Praeparvicingula longa Jud 1994 radiolarian
"Parvicingula cosmoconica" = Praeparvicingula cosmoconica Foreman 1973 radiolarian | |
Katroma milloti, Syringocapsa vicetina, Syringocapsa longitubus, Syringocapsa coronata, Syringocapsa agolarium, Podocapsa amphitreptera
Katroma milloti Schaaf 1984 radiolarian
Syringocapsa vicetina radiolarian
Syringocapsa longitubus radiolarian
Syringocapsa coronata radiolarian
Syringocapsa agolarium Foreman 1973 radiolarian
Podocapsa amphitreptera Foreman 1973 radiolarian | |
"? Jacus italicus" = Napora
"? Jacus italicus" = Napora radiolarian | |
Saitoum elegans De Wever 1981 radiolarian | |
Acanthocircus sensu lato trizonalis, "Acanthocircus furiosus" = Moebicircus furiosus
Acanthocircus sensu lato trizonalis Rüst 1898 radiolarian
"Acanthocircus furiosus" = Moebicircus furiosus Jud 1994 radiolarian | |
? Bernoullius monoceros radiolarian | |
Tetratrabs radix Jud 1994 radiolarian
? Pseudocrucella elisabethae radiolarian
Crucella collina Jud 1994 radiolarian | |
Archaeospongoprunum patricki Jud 1994 radiolarian | |
Parvivacca magna, "Acaeniotyle ex gr. diaphorogona" = Acastea diaphorogona, Acaeniotyle dentata, Acaeniotyle umbilicata
Parvivacca magna radiolarian
"Acaeniotyle ex gr. diaphorogona" = Acastea diaphorogona Foreman 1973 radiolarian
Acaeniotyle dentata radiolarian
Acaeniotyle umbilicata Rüst 1898 radiolarian | |
? Angulobracchia portmanni, ? Angulobracchia sensu lato portmanni, ? Paronaella tubulata, Paronaella trifoliacea, Bistarkum irazuense, Cyclastrum rarum
? Angulobracchia portmanni Baumgartner 1984 radiolarian
? Angulobracchia sensu lato portmanni Baumgartner 1984 radiolarian
? Paronaella tubulata Steiger 1992 radiolarian
Paronaella trifoliacea Ozvoldova 1992 radiolarian
Bistarkum irazuense radiolarian
Cyclastrum rarum radiolarian | |
Tritrabs sensu lato ewingi Pessagno 1977 radiolarian
Ditrabs sansalvadorensis radiolarian
? Ditrabs osteosa Jud 1994 radiolarian | |
Pantanellium aff. cantuchapai Pessagno and MacLeod 1987 radiolarian
Pantanellium squinaboli Tan Sin Hok 1927 radiolarian | |
Alievium helenae Schaaf 1981 radiolarian | |
? Halesium lineatum Jud 1994 radiolarian | |
Emiluvia hopsoni Pessagno 1977 radiolarian
Emiluvia sensu lato pessagnoi Foreman 1973 radiolarian
Emiluvia sensu lato chica Foreman 1973 radiolarian
Emiluvia chica Foreman 1973 radiolarian |