Ak-Gaya tracksite: Late Oxfordian, Turkmenistan
collected by Fanti 2012

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
Reptilia
see common names

Geography
Country:Turkmenistan State/province:Lebap
Coordinates: 37.9° North, 66.7° East (view map)
Paleocoordinates:35.2° North, 75.2° East (Wright 2013)
Basis of coordinate:estimated from map
Altitude:1700 meters
Geographic resolution:small collection
Time
Period: Jurassic Epoch: Late Jurassic
Stage: Oxfordian 10 m.y. bin: Jurassic 5
Key time interval: Late Oxfordian
Age range of interval: 157.9 - 154.8 m.y. ago
Stratigraphy
Geological group:Kugitang Formation:Kurek
Stratigraphic resolution:group of beds
Stratigraphy comments: Kugitang Series, also called the Gowurdak Complex; 2 track-bearing surfaces
Lithology and environment
Primary lithology:massive,wave ripples lime mudstone
Includes fossils?Y
Lithology description: "a 2 cm thick, massive micrite (mudstone) with sporadic and poorly preserved thin-walled bivalves."
Environment:marginal marine indet.
Geology comments: "tracks were made in shallow water, showing, in some parts, ripple marks"
Taphonomy
Modes of preservation:body,mold/impression,trace
Degree of concentration:concentrated
Size of fossils:macrofossils
Spatial orientation:life position
Preservation of anatomical detail:very poor
Abundance in sediment:abundant
Temporal resolution:snapshot
Spatial resolution:autochthonous
Collection methods and comments
Collection methods:surface (in situ),observed (not collected)
Reason for describing collection:general faunal/floral analysis
Collectors:Fanti Collection dates:2012
Metadata
Also known as:Koitendag
Database number:182215
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2016-10-14 15:54:55 Last modified:2025-02-22 15:12:02
Access level:the public Released:2016-10-14 15:54:55
Creative Commons license:CC0
Reference information

Primary reference:
60600. F. Fanti, M. Contessi, A. Nigarov and P. Esenov. 2013. New data on two large dinosaur tracksites from the Upper Jurassic of eastern Turkmenistan (Central Asia). Ichnos 20:54-71 [M. Carrano/M. Carrano]