loc. 7416, Middle Lena River (Ordovician of Russian Federation)

Where: Siberia, Russian Federation (60.0° N, 114.0° E)

• Paleocoordinates: 11.7° N, 38.6° W (Wright 2013)

• basin-level geographic resolution

When: Glyptograptus teretiusculus graptolite zone, Kirenskii-Kudrinskii Formation (Krivaya Luka Group), Late/Upper Llanvirn (463.5 - 460.9 Ma)

• formation-level stratigraphic resolution

Environment/lithology: deep subtidal shelf; lithified, carbonaceous siltstone and limestone

• siltstone and organic-rich limestone

Size class: macrofossils

Primary reference: A. V. Kanygin. 1989. Ordovician siberian Platform: Fauna and stratigraphy of the Lena Facial Zone; Novosibirski; Nauka Sib. Birch. Trudy Instituta Geologii i Geofiziki Vypusk Akademiya Nauk SSSR 751:1-216 [A. Miller/P. Novack-Gottshall/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 9229: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 06.10.2000

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Prybilina levis
Conodonta
 Protopanderodontida - Protopanderodontidae
Drepanodus sp.
Drepanodus sp. Pander 1856 conodont
5c
  - Coleodontidae
? Stereoconus sp.
? Stereoconus sp. Branson and Mehl 1933 conodont
5c; 6: Stereoconus corrugatus
 Prioniodontida -
Oulodus restrictus, "Erismodus sp." = Erismodus, "Microcoelodus tunguskaensis" = Erismodus
Oulodus restrictus conodont
5c; 5t: Oulodus expansus
"Erismodus sp." = Erismodus conodont
"Microcoelodus tunguskaensis" = Erismodus conodont
5c, 5t
 Prioniodontida - Cyrtoniodontidae
Bryantodina lenaica
Bryantodina lenaica conodont
5c
 Prioniodontida -
Phragmodus flexuosus
Phragmodus flexuosus Moskalenko 1973 conodont
5c, 5t
 Prioniodontida - Balognathidae
? Amorphognathus sp.
? Amorphognathus sp. Branson and Mehl 1933 conodont
5t
Ostracoda
 Leperditicopida - Leperditiidae
Eoleperditia sp.
Eoleperditia sp. Swartz 1949 ostracod
6
 Palaeocopida - Soanellidae
Quadrilobella recta
Quadrilobella recta ostracod
5t, 6
 Palaeocopida - Drepanellidae
Planusella anomalis
Planusella anomalis ostracod
5c, 5y; 5t: Planusella bicornis
 Palaeocopida - Primitiidae
Primitia annae
Primitia annae ostracod
5c, 5t
 Palaeocopida - Tetradellidae
Fidelitella unica
Fidelitella unica ostracod
5t, 6
Rhynchonellata
 Rhynchonellida - Trigonirhynchiidae
Lenatoechia sp.
Lenatoechia sp. Nikiforova 1970
 Orthida - Plectorthidae
"Evenkinorthis dualis" = Nanorthis
"Evenkinorthis dualis" = Nanorthis
5c
 Orthida - Hesperorthidae
Hesperorthis insuetus
 Orthida - Plaesiomyidae
Multicostella sp.
Strophomenata
 Strophomenida - Glyptomenidae
Platymena amara
Platymena amara Andreeva 1955
5c
Cephalopoda
 Actinocerida - Armenoceratidae
Stolbovoceras borealis