Bol'shoi Kemchug 3 (TGU) (Cretaceous to of Russian Federation)

Also known as Bol'shoy Kemchug, BK-3, LMCCE 005

Where: Krasnoyarsk, Russian Federation (56.5° N, 91.8° E: paleocoordinates 55.4° N, 87.8° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Ilek Formation, Barremian to Barremian (129.4 - 113.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; pebbly, yellow sandstone

• "medium-grained light yellow sandstone with lenticular and wavy bedding; the top of the layer contains a few argillite pebbles" (Averianov et al. 2017)

Size classes: macrofossils, mesofossils

Collected in 2000–2003

Collection methods: bulk, quarrying, sieve,

• some underwater screening

Primary reference: A. O. Averianov, A. V. Voronkevich, E. N. Maschenko, S. V. Leshchinskiy, and A. V. Fayngertz. 2002. A sauropod foot from the Early Cretaceous of western Siberia, Russia. Acta Palaeontologica Polonica 47(1):117-124 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 53148: authorized by Matthew Carrano, entered by Matthew Carrano on 06.09.2005, edited by Jonathan Tennant, Patricia Holroyd, Richard Butler and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Osteichthyes
 Therapsida - Tritylodontidae
Tritylodontidae indet.7, "Xenocretosuchus sp." = Stereognathus6
Tritylodontidae indet.7 Cope 1884 cynodont
"Xenocretosuchus sp." = Stereognathus6 Charlesworth 1854 cynodont
Mammalia
  -
Mammalia indet.7
Mammalia indet.7 Linnaeus 1758 mammal
 Theriamorpha - Amphilestidae
"Amphilestidae indet." = Amphilestidae7, Kemchugia magna n. gen. n. sp.7
"Amphilestidae indet." = Amphilestidae7 Osborn 1888 mammal
Kemchugia magna n. gen. n. sp.7 Averianov et al. 2005 mammal
PM TGU 16/6-401, right upper molariform
 Multituberculata -
Baidabatyr clivosus n. gen. n. sp.5
Baidabatyr clivosus n. gen. n. sp.5 Averianov et al. 2017 multituberculate
LMCCE 38/5, L P5
 Eutriconodonta - Gobiconodontidae
Gobiconodon spp.7
Gobiconodon spp.7 Trofimov 1978 mammal
A and B
Reptilia
 Squamata - Xenosauridae
Shestakovia voronkevichi6
Shestakovia voronkevichi6 Averianov et al. 2005 squamates
 Squamata -
cf. Parviraptor sp.8
cf. Parviraptor sp.8 Evans 1994 squamates
 Squamata - Paramacellodidae
Ilekia sibirica6, Saurillodon tschebulensis6
Ilekia sibirica6 Averianov et al. 2005 squamates
 Testudines -
Testudines indet.7
Testudines indet.7 Batsch 1788 turtle
 Saurischia -
Lithostrotia indet.3
Lithostrotia indet.3 Wilson and Upchurch 2003 sauropod
"similar to Pleurocoelus"
 Theropoda -
Coelurosauria "indet. A"2, Coelurosauria "indet. B"2
Coelurosauria "indet. A"2 Huene 1914 coelurosaur
LMCCE 005/35 (Dromaeosauridae or Tyrannosauroidea)
Coelurosauria "indet. B"2 Huene 1914 coelurosaur
LMCCE 005/14 (Dromaeosauridae or Tyrannosauroidea)
Aves
  -
? Aves indet.7
? Aves indet.7 Linnaeus 1758 bird
Reptilia
 Theropoda -
cf. Paronychodon sp.4, Deinonychosauria "indet. C"2, cf. Prodeinodon sp.6
cf. Paronychodon sp.4 Cope 1876 maniraptoran
Deinonychosauria "indet. C"2 Colbert and Russell 1969 maniraptoran
Microraptorinae or Troodontidae
cf. Prodeinodon sp.6 Osborn 1924 tetanuran theropod
 Ornithischia - Hypsilophodontidae
Hypsilophodontidae indet.4
Hypsilophodontidae indet.4 hypsilophodontid
"sp. 1"
 Ornithischia -
Psittacosaurus sp.4, Stegosauria indet.4
Psittacosaurus sp.4 Osborn 1923 ceratopsian
Stegosauria indet.4 ornithischian
 Pterosauria -
Pterodactyloidea indet.6
 Pterosauria - Ornithocheiridae
Ornithocheiridae indet.1
 Loricata - Shartegosuchidae
Kyasuchus sp.6
Kyasuchus sp.6 Efimov and Leshchinskiy 2000 crocodilian
 Loricata -
Crocodylia indet.7, Tagarosuchus sp.6
Crocodylia indet.7 crocodilian
Tagarosuchus sp.6 Alifanov et al. 1999 crocodilian
 Choristodera -
Choristodera indet.9, ? Neochoristodera indet.9, cf. Khurendukhosaurus sp.9
Choristodera indet.9 Cope 1876 choristodere
centrum of dorsal vertebra LMCCE 17/4; centrum of anterior caudal vertebra LMCCE 20/4; centrum of posterior caudal vertebra LMCCE 16/4; fragmentary clavicles LMCCE 18-19/4
? Neochoristodera indet.9 Evans and Hecht 1993 choristodere
neural arch of dorsal vertebrae LMCCE 14/4; “Shestakovo choristodere”
cf. Khurendukhosaurus sp.9 Sigogneau-Russell and Efimov 1984 choristodere
dorsal vertebra LMCCE 15/4, sacral vertebra LMCCE 21/4
Amphibia
 Caudata -
Caudata indet.7
Caudata indet.7 salamander
"similar to...Kiyatriton"
 Caudata - Urodela
Kiyatriton leschinskiyi6
Gnathostomata
  -
Actinopterygii indet.7
Actinopterygii indet.7 ray-finned fish
Osteichthyes
 Palaeonisciformes -
Palaeonisciformes indet.6
 Halecomorphi - Sinamiidae
Sinamiidae indet.6
Sinamiidae indet.6 Berg 1940 ray-finned fish
1Averianov 2007; 2Averianov et al. 2019; 3Averianov et al. 2020; 4Averianov et al. 2004; 5Averianov et al. 2017; 6Averianov et al. 2005; 7Lopatin and Averianov 2006; 8Skutschas 2006; 9Skutschas and Vitenko 2017