Akh-Ag Mountains, Abkhaziya (Jurassic of Georgia)

Where: Georgia (43.5° N, 40.3° E: paleocoordinates 4.2° N, 48.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Callovian (166.1 - 163.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified shale and lithified limestone

• shales and clayey sandstones with sandy limestone lenses

Size class: macrofossils

Primary reference: Z. M. Lebanidze. 1991. Kelloveyskiye korally Akhagskoy sinklinali (Zapadnaya Gruziya) [Callovian corals of the Akhagian Syncline (western Georgia)]. Bulletin of the Academy of Sciences of Georgia 142(2):357-360 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 85937: authorized by Wolfgang Kiessling, entered by Uta Merkel on 20.01.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Scleractinia - Ellipsosmiliidae
Macgeopsis grandidieri de Fromentel 1873 stony coral
 Scleractinia - Acroporidae
 Scleractinia - Montlivaltiidae
Isastrea crassa Goldfuss 1826 stony coral
Clausastrea calloviensis Koby 1887 stony coral
"Complexastrea lobata" = Complexastrea seriata Turnsek 1972 stony coral
 Scleractinia - Microsolenidae
Dimorpharaea lentiformis Koby 1906 stony coral
 Scleractinia - Cyathophoridae
 Scleractinia - Stylinidae
Stylina parcicosta Koby 1905 stony coral
Heliocoenia costulata Koby 1881 stony coral
 Scleractinia - Thamnasteriidae
Thamnasteria cf. lyelli Milne-Edwards and Haime 1851 stony coral
Thamnasteria loryi Milne-Edwards and Haime 1851 stony coral
 Scleractinia - Amphiastreidae
Lochmaeosmilia trapeziformis Gregory 1900 stony coral