Tadjik Depression (Cretaceous of Afghanistan)

Where: Afghanistan (36.0° N, 67.3° E: paleocoordinates 23.4° N, 67.8° E)

• coordinate estimated from map

• basin-level geographic resolution

When: Early/Lower Maastrichtian (70.6 - 66.0 Ma)

Environment/lithology: lithology not reported

Size class: macrofossils

Primary reference: N. N. Bobkova. 1961. Late Cretaceous Oysters from the Tadjik Depression. Trudy. VSEGEI NS 50 [W. Kiessling/M. Krause]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 186345: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 21.06.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Gryphaeidae
"Lopha (? Lopha) semiplana" = Hyotissa semipiana, "Gryphaea vesicularis" = Pycnodonte (Phygraea) vesiculare, Exogyra ostracina, "Exogyra decussata" = Exogyra overwegi
"Lopha (? Lopha) semiplana" = Hyotissa semipiana Sowerby 1825 oyster
"Gryphaea vesicularis" = Pycnodonte (Phygraea) vesiculare Lamarck 1806 oyster
var. similis
Exogyra ostracina Lamarck 1801 oyster
"Exogyra decussata" = Exogyra overwegi von Buch 1852 oyster
 Ostreida - Flemingostreidae
"Lopha (Arctostrea) falcata" = Agerostrea falcata, "Lopha (Arctostrea) mesenterica" = Lopha mesenterica, "Liostrea acutirostris" = Acutostrea incurva, "Liostrea rouvillei" = Curvostrea rouvillei
"Lopha (Arctostrea) falcata" = Agerostrea falcata Morton 1827 oyster
var. aktagensis
"Lopha (Arctostrea) mesenterica" = Lopha mesenterica Morton 1834 oyster
"Liostrea acutirostris" = Acutostrea incurva Nilsson 1827 oyster
"Liostrea rouvillei" = Curvostrea rouvillei Coquand 1862 oyster
 Ostreida - Ostreidae
"Ostrea tecticosta" = Cubitostrea tecticosta Gabb 1860 oyster
"Ostrea cretacea" = Flemingostrea cretacea Morton 1834 oyster
Lopha (Lopha) morgani Dоuvillé 1904 oyster
Lopha (Arctostrea) luppovi Bobkova 1961 oyster
Lopha (Arctostrea) nasuta Morton 1834 oyster