Bayiralan 4 and 4b (Oligocene to of Turkey)

Where: Denizli, Turkey (37.9° N, 29.3° E: paleocoordinates 38.1° N, 29.8° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Sagdere Formation (Akcay Group), Rupelian to Rupelian (33.9 - 23.0 Ma)

• Bayiralan section

• formation-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; lithified, gray, yellow, argillaceous sandstone

• 2 meters of yellow-gray clayey sandstone

Size class: mesofossils

Primary reference: Y. Islamoglu. 2008. Molluscan biostratigraphy and paleoenvironmental reconstruction of Oligocene deposits in the Denizli and Kale-Tavas subbasins (SW Turkey). Geodiversitas 30(2):261-285 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 110486: authorized by Jocelyn Sessa, entered by Laurie Eccles on 09.06.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Gastropoda
 Architaenioglossa - Ampullinidae
Ampullinopsis crassatina, Globularia gibberosa
Ampullinopsis crassatina Lamarck 1804 snail
Globularia gibberosa Grateloup 1847 snail
 Cerithioidea - Potamididae
"Tympanotonos margaritaceus" = Mesohalina margaritaceus, Terebralia bidentata, Tympanotonos conjunctoturris, Tympanotonos trochlearispina
"Tympanotonos margaritaceus" = Mesohalina margaritaceus Brocchi 1814 horn snail
Terebralia bidentata Defrance 1832 horn snail
 Cerithioidea - Batillariidae
Granulolabium plicatum
Granulolabium plicatum Bruguiére 1792 snail
 Cerithioidea - Melanopsidae
Melanopsis impressa
Melanopsis impressa Krauss 1852 snail