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Ulakhan-Krest Creek, Bulun District, Polar Yakutia, Sakha, Russia

Lat/Long (Decimal)	72.93,120.92
Co-ordinates Derivation	based on nearby landmark
Mindat.org Region (for given coordinates)	Bulun District, Polar Yakutia, Sakha, Russia

Collections

Collection	Reference	Comments	Lithology	Age
Ulakhan-Krest River, Ladinian, Olenek River	Sobolev E. S. (1989)		"siliciclastic"	242 - 237 Ma Middle Triassic
Ulakhan-Krest River, oleshkoi zone, Olenek River	Konstantinov A. G. (1991)		"siliciclastic"	242 - 235 Ma Triassic
Ulakhan-Krest Creek, Grambergia taimyrensis zone, Olenek River	Kurushin N. I. (1992)		not reported	247.2 - 242 Ma Triassic
Ulakhan-Krest River, asseretoi subzone, Olenek River	Konstantinov A. G. (1991)	Asseretoi subzone	"siliciclastic"	247.2 - 242 Ma Triassic
Ulakhan-Krest River, dzeginense subzone, Olenek River	Konstantinov A. G. (1991)	Dzeginense subzone	"siliciclastic"	247.2 - 242 Ma Triassic
Ulakhan-Krest River, nevadanus zone, Olenek River	Dagis A. S., Dagis A. A., et al (1996)		"siliciclastic"	247.2 - 242 Ma Triassic
Ulakhan-Krest River, olenekense subzone, Olenek River	Konstantinov A. G. (1991)	Gymnotoceras olenekense subzone	"siliciclastic"	247.2 - 242 Ma Triassic
Ulakhan-Krest River, rotelliformis zone, Olenek River	Dagis A. S., Dagis A. A., et al (1996)		"siliciclastic"	247.2 - 242 Ma Triassic

Recorded Fossils

Accepted Name	Hierarchy	Age
Schafhaeutlia nebulosa species	Animalia : Mollusca : Bivalvia : Lucinida : Lucinidae : Schafhaeutlia : *Schafhaeutlia nebulosa*	247.2 - 242 Ma Triassic
Bakevellia (Maizuria) rara species	Animalia : Mollusca : Bivalvia : Ostreida : Bakevelliidae : Bakevellia : *Bakevellia (Maizuria) rara*	247.2 - 242 Ma Triassic
Meleagrinella tasaryensis species	Animalia : Mollusca : Bivalvia : Pectinida : Oxytomidae : Meleagrinella : *Meleagrinella tasaryensis*	247.2 - 242 Ma Triassic
Arctogymnites sonini species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Arctogymnites : *Arctogymnites sonini*	247.2 - 242 Ma Triassic
Frechitoides migayi species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Frechitoides : *Frechitoides migayi*	247.2 - 242 Ma Triassic
Frechitoides olenekensis species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Frechitoides : *Frechitoides olenekensis*	247.2 - 242 Ma Triassic
Gymnotoceras blakei species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Ceratitidae : Gymnotoceras : *Gymnotoceras blakei*	247.2 - 242 Ma Triassic
Gymnotoceras inflatum species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Ceratitidae : Gymnotoceras : *Gymnotoceras inflatum*	247.2 - 242 Ma Triassic
Gymnotoceras olenekense species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Ceratitidae : Gymnotoceras : *Gymnotoceras olenekense*	247.2 - 242 Ma Triassic
Gymnotoceras rotelliformis species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Ceratitidae : Gymnotoceras : *Gymnotoceras rotelliformis*	247.2 - 242 Ma Triassic
Intornites canadensis species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Longobarditidae : Intornites : *Intornites canadensis*	247.2 - 242 Ma Triassic
Intornites nevadanus species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Longobarditidae : Intornites : *Intornites nevadanus*	247.2 - 242 Ma Triassic
Intornites oleshkoi species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Longobarditidae : Intornites : *Intornites oleshkoi*	242 - 235 Ma Triassic
Ptychites pseudoeuglyphus species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Ptychitidae : Ptychites : *Ptychites pseudoeuglyphus*	247.2 - 242 Ma Triassic
Sibyllonautilus artus species	Animalia : Mollusca : Cephalopoda : Nautilida : Liroceratidae : Sibyllonautilus : *Sibyllonautilus artus*	242 - 237 Ma Middle Triassic

References

Sobolev E. S. (1989) Triasovye nautilidy severo-vostochnoy Azii, Akademiya Nauk SSSR, Sibirskoe Otdelenie Trudy Instituta Geologii I Geofiziki 727, 1-193

Konstantinov A. G. (1991) Biostratigrafiya i ammonoidei verkhnego Aniziya severa Sibiri, Akademiya Nauk SSSR, Sibirskoe Otdelenie Trudy Instituta Geologii I Geofiziki 787, 1-136

Kurushin N. I. (1992) Triasovye Paleogeterodontnye i Geterodontnye Dvustvorki Sibiri [Triassic Paleoheterodont and Heterodont Bivalves of Siberia], Trudy Instituta Geologii i Geofiziki 742, 1-86

Dagis A. S., Dagis A. A., et al (1996) , Triasovaya Fauna Severo-Vostoka Azii, 1-232

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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