Bakanassij, south of Kupang (Atomodesma layer) (Permian of Indonesia)

Where: Indonesia (10.2° S, 123.6° E: paleocoordinates 10.2° S, 123.6° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Wuchiapingian (259.9 - 254.2 Ma)

• The fossils likely come from float and the unit is a tectonized accretionary prism. Area contains the traditional Amarassi fauna, of probable Wuchiapingian age. The ammonoid and Atomodesma bivalves were specifically stated not to occur in the same layer.

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, red, silty limestone

Size class: macrofossils

Collected by Martens in 1860-1862

• Repository: not stated

Primary reference: E. Beyrich. 1865. Über eine Kohlenkalk-Fauna von Timor. Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin 1864:62-98 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 132775: authorized by Matthew Clapham, entered by Matthew Clapham on 27.08.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Myalinida - Atomodesmatidae
Atomodesma mytiloides n. sp., "Atomodesma exarata n. gen. n. sp." = Atomodesma exaratum
Atomodesma mytiloides n. sp. Beyrich 1865 clam
"Atomodesma exarata n. gen. n. sp." = Atomodesma exaratum Beyrich 1865 clam