Gorny Altai, Kamlak Section, Upper Kamlak Fm. (Ordovician of Russian Federation)

Where: Siberia, Russian Federation (51.6° N, 85.7° E: paleocoordinates 0.2° N, 25.8° E)

• coordinate estimated from map

When: Kamlak Formation (Takoshkin Group), Tremadocian (485.4 - 477.7 Ma)

• Upper Kamlak Fm., Takoshkin (=Upper Tayanza)

Environment/lithology: open shallow subtidal; silty siltstone and gray, green sandstone

• and limestone

Size classes: macrofossils, mesofossils

Primary reference: N. V. Sennikov, O.T. Obut, E. V. Lykova, A. V. Timokhin, T. V. Gonta, R. A. Khabibulina, T. A. Shcherbanenko and T. P. Kipriyanova. 2019. Ordovician Sedimentary Basin and Paleobiotas of the Gorny Altai. 1-183 [B. Kröger/B. Kröger]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 205623: authorized by Björn Kröger, entered by Björn Kröger on 17.10.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Troigraptus osloensis, Iapetonudus sp., Bijaspis katuniana, Agetocystis sp.
Conodonta
 Proconodontida - Cordylodontidae
Iapetognathus sp., Eoconodontus notchpeakensis, "Cordylodus caseyi" = Cordylodus intermedius, Cordylodus angulatus, Cordylodus proavus, Cordylodus lindstromi
Eoconodontus notchpeakensis Miller 1969 conodont
"Cordylodus caseyi" = Cordylodus intermedius Furnish 1938 conodont
Cordylodus angulatus Pander 1856 conodont
Cordylodus proavus Müller 1959 conodont
Cordylodus lindstromi Druce and Jones 1971 conodont
 Protopanderodontida - Clavohamulidae
Hirsutodontus cf. triangularis
 Protopanderodontida - Oneotodontidae
Semiacontiodus sp.
 Paraconodontida -
Prooneotodus sp.
Pterobranchia
 Graptoloidea - Anisograptidae
Triograptus sp., "Aletograptus hyperboreus" = Staurograptus, Kiaerograptus sp., Bryograptus sp., Bryograptus aff. kjerulfi, Bryograptus aff. ramosus, Anisograptus sp.
Triograptus sp. graptolite
"Aletograptus hyperboreus" = Staurograptus graptolite
Amzasskiella mirabilis
Kiaerograptus sp. graptolite
Bryograptus sp. graptolite
Bryograptus aff. kjerulfi Lapworth 1880 graptolite
Bryograptus aff. ramosus Brøgger 1882 graptolite
Anisograptus sp. Ruedemann 1937 graptolite
Rhynchonellata
 Pentamerida - Clarkellidae
Syntrophina sp., Syntrophina altaica
 Pentamerida - Tetralobulidae
Tetralobula shorica, Punctolira cf. condomiensis
 Orthida - Plectorthidae
Nanorthis shoriensis
 Orthida - Finkelnburgiidae
Finkelnburgia arbucklensiformis, Finkelnburgia sp.
Finkelnburgia sp. Walcott 1905
 Orthida - Eoorthidae
Apheoorthis vicina
Apheoorthis vicina Walcott 1924
 Orthida - Archaeorthidae
Nothorthis asiatica
Trilobita
 Ptychopariida - Shumardiidae
Shumardia sp.
Shumardia sp. Billings 1862 trilobite
 Asaphida - Ceratopygidae
Kaltykelina sp., Macropyge sp., Hysterolenus verus
Kaltykelina sp. Petrunina 1973 trilobite
Macropyge sp. Stubblefield 1927 trilobite
 Asaphida - Asaphidae
Borogothus altaicus
 Asaphida - Remopleurididae
Apatokephalus sp., Apatokephalus ex gr. serratus
Apatokephalus sp. Brögger 1896 trilobite
Apatokephalus ex gr. serratus Boeck 1838 trilobite
 Asaphida - Nileidae
Platypeltoides sp.
Platypeltoides sp. Pribyl 1949 trilobite
 Olenida - Eulomidae
Amzasskiella mirabilis, Euloma shorica, Euloma sp.
Euloma shorica trilobite
Euloma sp. Angelin 1854 trilobite
 Phacopida - Pliomeridae
Parapliomera sibirica
  -
Deltacare sibirica, Ishpella platycephala
Ishpella platycephala Petrunina 1990 trilobite
 Proetida - Hystricuridae
Hystricurus sp., Nyaya sp.
Hystricurus sp. Raymond 1913 trilobite
Nyaya sp. Rozova 1963 trilobite
Protozoa
  -
Desmochitina minor, Desmochitina sp.
Desmochitina minor
Desmochitina minor erinacea
Desmochitina sp.
Desmochitina minor