Chut River (Holzapfel collection) (Devonian of Russian Federation)

Where: Komi Republic, Russian Federation (63.5° N, 53.4° E: paleocoordinates 5.5° N, 11.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Middle Frasnian (382.4 - 379.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collection methods: Repository: F.N. Tschernyschew Geological Museum (TsNIGR)

Primary reference: B. I. Bogoslovsky. 1969. Devonskie ammonoidei I. Agoniatitidy. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 124:1-328 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 172179: authorized by Matthew Clapham, entered by Matthew Clapham on 28.07.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Agoniatitida - Acanthoclymeniidae
"Gephyroceras regale n. sp." = Ponticeras regale, "Gephyroceras tschernyschewi n. sp." = Ponticeras tschernyschewi, "Gephyroceras lebedeffi n. sp." = Ponticeras lebedeffi
"Gephyroceras regale n. sp." = Ponticeras regale Holzapfel 1899 ammonite
"Gephyroceras tschernyschewi n. sp." = Ponticeras tschernyschewi Holzapfel 1899 ammonite
"Gephyroceras lebedeffi n. sp." = Ponticeras lebedeffi Holzapfel 1899 ammonite
 Agoniatitida - Gephuroceratidae
"Manticoceras backlundi n. sp." = Sphaeromanticoceras backlundi
"Manticoceras backlundi n. sp." = Sphaeromanticoceras backlundi Holzapfel 1899 ammonite