Khovsgol Somon, Unit 9 (Permian of Mongolia)

Where: Mongolia (43.6° N, 109.9° E: paleocoordinates 34.2° N, 91.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Khovsgol Formation, Kungurian (279.3 - 272.3 Ma)

• 21 m thick

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified shale and lithified, silty limestone

Size class: macrofossils

Primary reference: E. E. Pavlova, I. N. Manankov, I. P. Morozova, M. N. Solovjeva, O. D. Suetenko and M. F. Bogoslovskaya. 1991. Permian Invertebrates of Southern Mongolia 1-173 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116254: authorized by Matthew Clapham, entered by Matthew Clapham on 06.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Comia
  -
Peltaspermopsida
 Peltaspermales - Peltaspermaceae
Callipteris sp. Brongniart 1849
Bivalvia
 Pholadomyida - Edmondiidae
Edmondia aff. unioniformis Phillips 1836 clam
Strophomenata
 Productida - Monticuliferidae
"Cancrinella pseudotruncata" = Liaozhuotingia pseudotruncata
"Cancrinella pseudotruncata" = Liaozhuotingia pseudotruncata Ustritsky 1960
 Productida - Linoproductidae
Cancrinella koninckiana Keyserling 1846
Cancrinella cancriniformis Tschernyschew 1889
 Productida - Productellidae
Paramarginifera nativa Manankov 1991
 Strophomenida - Rugosochonetidae
Dyoros semicircularis Afanasjeva 1991
Rhynchonellata
 Spiriferinida - Syringothyrididae
"Primorewia reshetnikovi" = Primorewia reshetnikov
"Primorewia reshetnikovi" = Primorewia reshetnikov Licharew and Kotlyar 1978
 Spiriferida - Paeckelmanellidae
Paeckelmanella latissima n. sp. Pavlova 1991
 Spiriferida - Martiniidae
 Spiriferida - Trigonotretidae
"Neospirifer koargychanensis" = Crassispirifer koargychanensis
"Neospirifer koargychanensis" = Crassispirifer koargychanensis Zavodowsky 1970
 Spiriferida - Elythidae
Spirelytha fredericksi Archbold and Thomas 1984