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, Late/Upper Valanginian (140.2 - 136.4 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 51706: 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 furiosus" = Moebicircus furiosus
Acanthocircus sensu lato trizonalis Rüst 1898 radiolarian
"Acanthocircus furiosus" = Moebicircus furiosus Jud 1994 radiolarian | |
Saitoum elegans De Wever 1981 radiolarian | |
"? Jacus italicus" = Napora
"? Jacus italicus" = Napora radiolarian | |
Podocapsa amphitreptera Foreman 1973 radiolarian
Syringocapsa vicetina radiolarian
Syringocapsa agolarium Foreman 1973 radiolarian
Syringocapsa limatum Foreman 1973 radiolarian | |
Obesacapsula bullata Steiger 1992 radiolarian
Obesacapsula verbana Parona 1890 radiolarian
Obesacapsula morroensis Pessagno 1977 radiolarian | |
Ristola cretacea, "Parvicingula ex gr. boesii" = Tethysetta boesii, Parvicingula usotanensis, Wrangellium columnum, Wrangellium depressum, Wrangellium puga, Mirifusus sensu lato dianae, Mirifusus dianae, Mirifusus apenninicus, Mirifusus odoghertyi, Mirifusus chenodes, "Parvicingula cosmoconica" = Praeparvicingula cosmoconica
Ristola cretacea Baumgartner 1980 radiolarian
"Parvicingula ex gr. boesii" = Tethysetta boesii Parona 1890 radiolarian
Parvicingula usotanensis radiolarian
Wrangellium columnum radiolarian
Wrangellium depressum Baumgartner 1984 radiolarian
Wrangellium puga Schaaf 1981 radiolarian
Mirifusus sensu lato dianae radiolarian
Mirifusus dianae radiolarian
Mirifusus apenninicus radiolarian
Mirifusus odoghertyi radiolarian
Mirifusus chenodes Renz 1974 radiolarian
"Parvicingula cosmoconica" = Praeparvicingula cosmoconica Foreman 1973 radiolarian | |
"Stichomitra aff. asymbatos" = Xitus asymbatos, ? Xitus alievi
"Stichomitra aff. asymbatos" = Xitus asymbatos Foreman 1968 radiolarian
? Xitus alievi Foreman 1973 radiolarian | |
? Pseudoeucyrtis fusus, "Eucyrtis columbaria" = Eucyrtidium
? Pseudoeucyrtis fusus radiolarian
"Eucyrtis columbaria" = Eucyrtidium radiolarian | |
Pseudodictyomitra carpatica Lozyniak 1969 radiolarian | |
Archaeodictyomitra apiarium Rüst 1885 radiolarian
Archaeodictyomitra excellens Tan Sin Hok 1927 radiolarian
Thanarla pulchra Squinabol 1904 radiolarian | |
Sethocapsa leiostraca, Sethocapsa aff. kaminogoensis, Sethocapsa trachyostraca, Sethocapsa dorysphaeroides
Sethocapsa leiostraca Foreman 1973 radiolarian
Sethocapsa aff. kaminogoensis Aita 1986 radiolarian
Sethocapsa trachyostraca Foreman 1973 radiolarian
Sethocapsa dorysphaeroides Neviani 1900 radiolarian | |
Triactoma tihonianum radiolarian
Triactoma luciae radiolarian
Suna echiodes Foreman 1973 radiolarian | |
Ditrabs sansalvadorensis radiolarian
? Ditrabs osteosa Jud 1994 radiolarian
Archaeotritrabs gracilis Steiger 1992 radiolarian
Tritrabs sensu lato ewingi Pessagno 1977 radiolarian | |
? Pseudoaulophacus florealis radiolarian
"Godia lenticulata" = Dactyliodiscus lenticulatus Jud 1994 radiolarian
Alievium helenae Schaaf 1981 radiolarian | |
Emiluvia sensu lato chica Foreman 1973 radiolarian
Emiluvia chica Foreman 1973 radiolarian | |
"Acaeniotyle ex gr. diaphorogona" = Acastea diaphorogona, Acaeniotyle dentata, Acaeniotyle umbilicata, Parvivacca magna, Dicroa periosa
"Acaeniotyle ex gr. diaphorogona" = Acastea diaphorogona Foreman 1973 radiolarian
Acaeniotyle dentata radiolarian
Acaeniotyle umbilicata Rüst 1898 radiolarian
Parvivacca magna radiolarian
Dicroa periosa Foreman 1975 radiolarian | |
Halesium biscutum radiolarian
? Halesium lineatum Jud 1994 radiolarian
Homoeoparonaella aff. irregularis radiolarian | |
Archaeospongoprunum patricki Jud 1994 radiolarian | |
? Angulobracchia portmanni, ? Angulobracchia sensu lato portmanni, Cyclastrum rarum, Bistarkum valdorbiense, Bistarkum irazuense, Deviatus sensu lato diamphidius, Paronaella trifoliacea, ? Paronaella tubulata
? Angulobracchia portmanni Baumgartner 1984 radiolarian
? Angulobracchia sensu lato portmanni Baumgartner 1984 radiolarian
Cyclastrum rarum radiolarian
Bistarkum valdorbiense radiolarian
Bistarkum irazuense radiolarian
Deviatus sensu lato diamphidius Foreman 1973 radiolarian
Paronaella trifoliacea Ozvoldova 1992 radiolarian
? Paronaella tubulata Steiger 1992 radiolarian | |
Pantanellium aff. cantuchapai Pessagno and MacLeod 1987 radiolarian
Pantanellium squinaboli Tan Sin Hok 1927 radiolarian | |
Tetratrabs radix Jud 1994 radiolarian
? Pseudocrucella elisabethae radiolarian
Savaryella guexi radiolarian | |
? Bernoullius monoceros radiolarian
Bernoullius spelae radiolarian | |
? Stylosphaera macroxiphus radiolarian |