Where: Diana, Madagascar (13.5° S, 49.1° E: paleocoordinates 45.2° S, 41.0° E)

When: Middle Sakamena Formation (Sakamena Group), Dienerian (250.5 - 251.2 Ma)

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by Drs. Asama, Fujiyama, Hasegawa in 1973

• Collected during the 1973 Paleontological Expeditions of Madagascar by the National Science Museum in Tokyo. Specimens were sent to Tokyo for examination and were returned to the Geological Survey of Madagascar in 1977.

Primary reference: Y. Bando. 1977. On some Lower Triassic ammonoids from Ankilokaza, Madagascar. Bulletin of the National Science Museum, Series C (Geology) 3:133-142 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 153773: authorized by Matthew Clapham, entered by Priscilla Vazquez on 14.01.2014, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)