Where: Russian Federation (42.7° N, 46.5° E: paleocoordinates 37.9° N, 52.3° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Tsudakhar Formation, Parkinsoni to Parkinsoni (171.6 - 164.7 Ma)
• Upper Parkinsoni zone-lower Zigzag zone
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified lithology not reported
Size class: macrofossils
Collection methods: Repository: Vserossiyskiy Nauchno-Issledovatel'skiy Geologicheskiy Neftyanoy Institut (VNIGRI)
Primary reference: N. V. Besnosov and V. V. Mitta. 1993. Pozdnebayosskie i Batskie Ammonitidy Severnogo Kavkaza i Sredney Azii 1-347 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 188950: authorized by Matthew Clapham, entered by Matthew Clapham on 21.09.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Gonolkites crassum Nicolesco 1927 ammonite |