Ga 25, Gartenau, Salzburg (Jurassic of Austria)

Where: Austria (47.7° N, 13.0° E: paleocoordinates 33.6° N, 22.3° E)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Oberalmer Schichten Formation, Late/Upper Tithonian (150.8 - 145.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified lime mudstone

• Upper slope
• thin-bedded greenish grey micritic Aptychus beds and thick-bedded coarse detritic Barmstein Limestones

Size class: microfossils

Preservation: original silica

Collection methods: bulk, chemical, hydrochloric, sieve,

Primary reference: T. Steiger. 1992. Systematik, Stratigraphie und Palökologie der Radiolarien des Oberjura-Unterkreide-Grenzbereiches im Osterhorn-Tirolikum (Nördliche Kalkalpen, Salzburg und Bayern). Zitteliana 19:1-188 [W. Kiessling/W. Kiessling/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 51204: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 01.06.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Protozoa
 Actinommacea - Xiphostylidae
Triactoma tithonianum Rüst 1885 radiolarian
s. str.
Triactoma jonesi Pessagno 1977 radiolarian
 Nassellaria - Sethocapsidae
Sethocapsa dorysphaeroides Neviani 1900 radiolarian
Sethocapsa leiostraca Foreman 1973 radiolarian
Sethocapsa trachyostraca Foreman 1973 radiolarian
 Nassellaria -
Favosyringium sp. radiolarian
includes sp. A and B
 Nassellaria - Hsuidae
Hsuum sp. Pessagno 1977 radiolarian
listed as Protunuma(?) sp. B
 Nassellaria - Archaeodictyomitridae
Archaeodictyomitra vulgaris Pessagno 1977 radiolarian
"Thanarla conica" = Thanarla brouweri Tan Sin Hok 1927 radiolarian
 Nassellaria - Parvicingulidae
Mirifusus mediodilatatus Rüst 1885 radiolarian
s. str.
Mirifusus mediodilatatus Rüst 1885 radiolarian
ssp. globosus and minor
Tethysetta boesii Parona 1890 radiolarian
listed as Parvicingula boesii
"Praecaneta cosmonica" = Praeparvicingula radiolarian
listed as Parvicingula cosmonica
Wrangellium depressum Baumgartner 1984 radiolarian
listed as Pseudodictyomitra depressa
 Nassellaria - Spongocapsulidae
Obesacapsula sp. Pessagno 1977 radiolarian
listed as O. rotunda
Obesacapsula rusconensis Baumgartner 1984 radiolarian
includes O. morroensis [entered as Obesacapsula ruscoensis]
Obesacapsula cetia Foreman 1973 radiolarian
listed as Sethocapsa cetia
Spongocapsula perampla Rüst 1885 radiolarian
Spongocapsula palmerae Pessagno 1977 radiolarian
 Nassellaria - Syringocapsidae
"Favosyringium affine" = Syringocapsa affine Rüst 1898 radiolarian
also listed as Theosyringium amaliae
Podobursa triacantha Fischli 1916 radiolarian
s. str.
Podobursa triacantha Fischli 1916 radiolarian
ssp. polyacantha (includes hexaradiata and octoradiata)
Podocapsa amphitreptera Foreman 1973 radiolarian
 Nassellaria - Pseudodictyomitridae
Pseudodictyomitra carpatica Lozyniak 1969 radiolarian
 Nassellaria - Xitidae
Xitus spicularius Aliev 1961 radiolarian
 Entactinaria - Saturnalidae
"Acanthocircus dicranacanthos" = Dicerosaturnalis dicranacanthos Squinabol radiolarian
Acanthocircus breviaculeatus Donofrio and Mostler 1978 radiolarian
 Entactinaria - Hexastylidae
Hexastylus uvarius Rüst 1898 radiolarian
 Spumellaria - Angulobracchiidae
Angulobracchia sp. Baumgartner 1980 radiolarian
sp. A-C combined
Angulobracchia media Steiger 1992 radiolarian
? Angulobracchia portmanni Baumgartner 1984 radiolarian
Angulobracchia heteroporata Steiger 1992 radiolarian
? Paronaella tubulata Steiger 1992 radiolarian
 Spumellaria - Emiluviidae
Emiluvia chica Foreman 1973 radiolarian
listed as Emiluvia tecta n. sp.
Emiluvia pessagnoi Foreman 1973 radiolarian
includes ssp. multipora
 Spumellaria - Patulibracchiidae
Homoeoparonaella elegans Pessagno 1977 radiolarian
Halesium sexangulum radiolarian
"Angulobracchia latifolia" = Halesium latifolia Steiger 1992 radiolarian
Halesium irregularis Steiger 1992 radiolarian
 Spumellaria - Pantanelliidae
Pantanellium whalenae Pessagno and MacLeod 1987 radiolarian
listed as Pantanellium globulosum
Pantanellium berriasianum Baumgartner 1984 radiolarian
Pantanellium nodaculeatum Steiger 1992 radiolarian
 Spumellaria - Pseudoaulophacidae
Alievium helenae Schaaf 1981 radiolarian
 Spumellaria - Tritrabidae
Archaeotritrabs gracilis Steiger 1992 radiolarian
Tritrabs ewingi Pessagno 1977 radiolarian
includes ssp. worzeli and minima
 Spumellaria - Orbiculiformidae
Orbiculiforma mclaughlini Pessagno 1977 radiolarian
 Spumellaria -
Tetrarectangulum spinosum Steiger 1992 radiolarian
Tetrarectangulum poratum Steiger 1992 radiolarian
 Spumellaria - Archaeospongoprunidae
Archaeospongoprunum tricostatum Steiger 1992 radiolarian
 Spumellaria - Parvivaccidae
Acusten glebulosa Foreman 1973 radiolarian
listed as Staurosphaera glebulosa
Acastea diaphorogona Foreman 1973 radiolarian
listed as Acaeniotyle diaphorogona
Acaeniotyle umbilicata Rüst 1898 radiolarian
including A. tuberosa
 Spumellaria - Hagiastridae
Higumastra inflata Baumgartner 1980 radiolarian
Tetratrabs "sp. A" Baumgartner 1980 radiolarian
 Radiolaria - Actinommidae
Staurosphaera amplissima Foreman 1973 radiolarian
Actinomma "sp. A" Haeckel 1862 radiolarian
Actinomma "sp. B" Haeckel 1862 radiolarian
Acanthosphaera "sp. A" Ehrenberg 1859 radiolarian