Spasskoye settlement (Vokhma Formation), PIN 1025: Induan, Russian Federation

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Peltaspermopsida - Peltaspermales - Vetlugospermaceae
Vetlugospermum rombicum n. gen., n. sp. Naugolnykh 2012
Naugolnykh 2012
Ostracoda - Podocopida - Darwinulidae
Darwinula fragilis
Naugolnykh 2012
Darwinula oblonga
Naugolnykh 2012
Darwinula triassica
Naugolnykh 2012
Darwinula mera
Naugolnykh 2012
Darwinula cara
Naugolnykh 2012
Darwinula indemnish
Naugolnykh 2012
Ostracoda
Gerdalia longa
Naugolnykh 2012
Gerdalia polenovi
Naugolnykh 2012
Gerdalia rixosa
Naugolnykh 2012
Gerdalia variabilis
Naugolnykh 2012
Gerdalia compressa
Naugolnykh 2012
Amphibia - Temnospondyli - Tupilakosauridae
Tupilakosaurus wetlugensis n. sp. Shishkin 1961
Shishkin 1961 1 specimen
PIN 1025/1 (Holotype: complete skull)
Reptilia
Blomia georgii n. gen., n. sp. Sennikov 1992
Sennikov 1992 1 specimen
nomen dubium belonging to Crocopoda
PIN 1025/348 (holotype), basisphenoid
Chasmatosuchus sp. Huene 1940
Ochev (Otschev) 1978
PIN 1025/11-15, 400-415; "provisionally" placed within C. rossicus
    = Vonhuenia friedrichi n. gen., n. sp. Sennikov 1992
Sennikov 1992
PIN 1025/11 (holotype), posterior cervical vertebra. Numerous additional specimens referred by Sennikov 1992
Reptilia - Protorosauria - Protorosauridae
Microcnemus sp. Huene 1940
Naugolnykh 2012
Reptilia - Procolophonidae
Phaanthosaurus ignatjevi n. gen., n. sp. Chudinov and Vjushkov 1956
Spencer and Benton 2000 3 specimens
PIN 1025/1 (holotype), 1025/20, 1025/21 (paratypes)
Contritosaurus simus Ivakhnenko 1974
Ivakhnenko 2008 1 individual
recombined as Phaanthosaurus simus
PIN 1025/92
Bystrowianidae
Axitectum vjuschkovi n. gen., n. sp. (Shishkin and Novikov 1992)
12 specimens
original and current combination Axitectum vjushkovi
PIN 1025/334 (type); 1025/430, 337-343, 336, 335, 428
see common names

Geography
Country:Russian Federation State/province:Nizhegorod County:Vetluga
Coordinates: 57.9° North, 45.9° East (view map)
Paleocoordinates:32.3° North, 36.5° East
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Triassic Epoch:Early/Lower Triassic
Stage:Induan 10 m.y. bin:Triassic 1
*Period:Early/Lower Triassic - Middle Triassic *Epoch:Scythian - Middle Triassic
Key time interval:Induan
Age range of interval:252.17000 - 251.20000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Vokhminskaya
Stratigraphic resolution:group of beds
Stratigraphy comments: Lower Triassic, Vokhma region, watershed of Vyatka and Vetluga Rivers. "found in association with the Vokhma (Early Vetluga) assemblage of tetrapods (the Luzocephalus-Tupilakosaurus grouping).
Reported to be of Vokhmian age, a regional stage of the Russian Triassic (corresponds to the "Vokhmian Gorizont") that corresponds to the Induan.
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet. Tectonic setting:cratonic basin
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Preservation of anatomical detail:good
Disassociated minor elements:all
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Museum repositories:PIN
Metadata
Also known as:Vetluga River; Spasskoe village
Database number:28396
Authorizer:J. Alroy, A. Dunhill, J. Mueller, R. Butler Enterer:R. Whatley, T. Liebrecht, E. Dunne, B. Allen, R. Butler
Modifier:R. Butler Research group:vertebrate
Created:2003-02-11 17:19:06 Last modified:2017-10-20 17:56:17
Access level:the public Released:2003-02-11 17:19:06
Creative Commons license:CC BY
Reference information

Primary reference:

4302.5% 8120M. A. Shishkin and I. V. Novikov. 1992. Relict anthracosaurs in the early Mesozoic of Eastern Europe. Transactions (Doklady) of the U.S.S.R. Academy of Sciences: Earth Science Sections 326:219-223 [J. Alroy/R. Whatley/M. Uhen]

Secondary references:

28657 M. F. Ivakhnenko. 2008. Podklass Parareptilia. In M. F. Ivakhnenko and E. N. Kurotchkin (eds.), Iskopaemye pozvonotchnye Rossii i sopredel'nykh stran: Iskopaemye reptilii i ptitsy, Tchast' 1 [Fossil vertebrates of Russia and adjacent countries: Fossil reptiles and birds, Part 1], GEOS, Moscow 49-85 [J. Mueller/T. Liebrecht/T. Liebrecht]
67093 S. V. Naugolnykh. 2012. Vetlugospermum and Vetlugospermaceae: A new genus and family of peltasperms from the Lower Triassic of Moscow syneclise (Russia). Geobios 45:451-462 [A. Dunhill/B. Allen]
46397 I. V. Novikov and M. A. Shishkin. 2000. Triassic chroniosuchians (Amphibia, Anthracosauromorpha) and the evolution of trunk dermal scutes in bystrowianids. Paleontological Journal 34(2):S165-S178 [R. Butler/R. Butler]
29014 I. V. Novikov, M. A. Shishkin, and V. K. Golubev. 2000. Permian and Triassic anthracosaurs from Eastern Europe. In M. J. Benton, M. A. Shishkin, D. M. Unwin & E. N. Kurochkin (eds.), The Age of Dinosaurs in Russia and Mongolia. Cambridge University Press, Cambridge 60-70 [J. Mueller/T. Liebrecht/T. Liebrecht]
98085% 33660V. G. Ochev (Otschev). 1978. On the morphology of Chasmatosuchus. Paleontological Journal 2:98-105 [J. Alroy/R. Whatley/J. Head]
60764 A. G. Sennikov. 1992. Oldest proterosuchids from the Triassic of eastern Europe. Doklady Akademii Nauk 326:896-899 [R. Butler/R. Butler]
61394 M. A. Shishkin. 1961. [Recent data on Tupilakosaurus]. In Russian. Doklady Akademiya Nauk SSSR 136:938-941 [R. Butler/E. Dunne]
29011 P. S. Spencer and M. J. Benton. 2000. Procolophonids from the Permo-Triassic of Russia. In M. J. Benton, M. A. Shishkin, D. M. Unwin & E. N. Kurochkin (eds.), The Age of Dinosaurs in Russia and Mongolia. Cambridge University Press, Cambridge 160-176 [J. Mueller/T. Liebrecht/R. Butler]