NE Central Asia (Cretaceous of USSR)

Where: USSR (39.8° N, 72.0° E: paleocoordinates 35.9° N, 66.1° E)

• coordinate based on political unit

When: Korobkovitrigonia darwaseana zone, Early/Lower Turonian (93.5 - 89.3 Ma)

Environment/lithology: phosphatic, green shale

• phosphorite present as pellets in the clay

Primary reference: Z. N. Pojarkova. 1984. The Cenomanian and Turonian in Northeastern Central Asia. Cretaceous Research 5:1-14 [M. Patzkowsky/K. Layou]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 3797: authorized by Mark Patzkowsky, entered by Karen Layou on 10.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Beschtubeites faasi, Beschtubeites kysylkurganensis, aff. Beschtubeites tschernyschewi
aff. Beschtubeites tschernyschewi
originally entered as "Beschtubeites aff. tschernyschewi"
Cephalopoda
 Ammonitida - Placenticeratidae
cf. Proplacenticeras simakovi, Proplacenticeras kharesmense, aff. Proplacenticeras kharesmense
cf. Proplacenticeras simakovi ammonite
originally entered as "Proplacenticeras cf. simakovi"
aff. Proplacenticeras kharesmense ammonite
originally entered as "Proplacenticeras aff. kharesmense"
Gastropoda
 Cerithioidea - Turritellidae
Torquesiella subfittoni
Torquesiella subfittoni Pcheiincev 1953 turret shell
 Architaenioglossa - Ampullinidae
"Ampullospira tulbaica" = Ampullina (Ampullospira)
"Ampullospira tulbaica" = Ampullina (Ampullospira) snail
Bivalvia
 Nuculanida - Nuculanidae
Nuculana futtereri
Nuculana futtereri pointed nut clam
originally entered as "Leda futtereri"
 Nuculida - Nuculidae
Nucula turkmenica
Nucula turkmenica nut clam
Nucula pectinata turkmenica
 Mytilida - Mytilidae
Modiolus bukharensis
 Ostreida - Gryphaeidae
"Exogyra olisiponensis" = Costagyra olisiponensis, "Exogyra plicatula" = Rhynchostreon plicatulum, "Rhynchostreon chaperi" = Rhynchostreon mermeti, "Rhynchostreon columbum" = Rhynchostreon mermeti, "Liostrea oxiana" = Curvostrea rouvillei, Gryphaea turkestanica
"Exogyra olisiponensis" = Costagyra olisiponensis Sharpe 1850 oyster
"Exogyra plicatula" = Rhynchostreon plicatulum Lamarck 1819 oyster
"Rhynchostreon chaperi" = Rhynchostreon mermeti Coquand 1862 oyster
"Rhynchostreon columbum" = Rhynchostreon mermeti Coquand 1862 oyster
"Liostrea oxiana" = Curvostrea rouvillei Coquand 1862 oyster
Gryphaea turkestanica oyster
Gryphaea vesiculosa turkestanica
 Pectinida - Plicatulidae
"Plicatula auressensis" = Plicatula (Plicatula) auressensis, "Plicatula batnensis" = Plicatula (Plicatula) ferryi
"Plicatula auressensis" = Plicatula (Plicatula) auressensis Coquand 1862 scallop
"Plicatula batnensis" = Plicatula (Plicatula) ferryi Coquand 1862 scallop
 Pectinida - Anomiidae
Anomia concentrica, Anomia cryptostriata
 Pectinida - Pectinoidae
Spondylus calcaratus
Spondylus calcaratus Forbes 1846 scallop
 Trigoniida - Trigoniidae
Korobkovitrigonia darwaseana, Korobkovitrigonia ferganensis
Korobkovitrigonia darwaseana clam
originally entered as "Korobkovtrigonia darwaseana"
Korobkovitrigonia ferganensis clam
originally entered as "Korobkovtrigonia ferganensis"
 Pholadida - Corbulidae
Corbula muschketowi, Corbula beisseli
 Cardiida - Veneridae
"? Cyprimeria faba" = Paraesa faba, Pitar rhotomagensis
"? Cyprimeria faba" = Paraesa faba Sowerby 1827 venus clam
originally entered as "Cyprimeria? faba"