Moscow Basin, borehole 27, samples 28, 29, 33 (Cretaceous of Russian Federation)

Where: Bryansk, Russian Federation (53.5° N, 34.4° E: paleocoordinates 44.6° N, 29.8° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Turonian (93.9 - 89.8 Ma)

• Cenomanian?-Turonian

• group of beds-level stratigraphic resolution

Environment/lithology: deep-water; lithified marl and lithified claystone

• marls, clays and silts

Size class: microfossils

Collection methods: core,

Primary reference: V. S. Vishnevskaya and P. De Wever. 1998. Upper Cretaceous Radiolaria from the Russian Platform (Moscow Basin). Revue de Micropaleontologie 41(3):235-265 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 95990: authorized by Wolfgang Kiessling, entered by Uta Merkel on 06.05.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Protozoa
 Nassellaria - Xitidae
Xitus sp.
Xitus sp. Pessagno 1977 radiolarian
 Nassellaria - Pseudodictyomitridae
Pseudodictyomitra pseudomacrocephala
Pseudodictyomitra pseudomacrocephala Squinabol 1903 radiolarian
 Nassellaria - Williriedellidae
Hemicryptocapsa cf. tuberosa, Hemicryptocapsa sp.
Hemicryptocapsa sp. Tan Sin Hok 1927 radiolarian
 Nassellaria - Amphipyndacidae
? Amphipyndax mediocris, Amphipyndax stocki
? Amphipyndax mediocris Tan 1927 radiolarian
Amphipyndax stocki Campbell and Clark 1944 radiolarian
var. A
 Nassellaria - Archaeodictyomitridae
Dictyomitra pyramidalis, Dictyomitra striata
Dictyomitra striata Lipman 1952 radiolarian
 Spumellaria - Patulibracchiidae
Halesium cf. sexangulum
 Spumellaria - Hagiastridae
Crucella messinae
Crucella messinae Pessagno 1971 radiolarian
 Spumellaria - Orbiculiformidae
Orbiculiforma quadrata
Orbiculiforma quadrata Pessagno 1973 radiolarian