Kembelangan Fm., New Guinea (Ordovician of Indonesia)

Where: unknown, Indonesia (5.2° S, 140.9° E: paleocoordinates 32.1° N, 153.5° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Kariem Formation, Ordovician (485.4 - 443.8 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, black shale and lithified siltstone

Primary reference: M.J.A. Kobayashi and C.K. Burton. 1971. Discovery of Ellesmereoceroid cephalopods in West Irian, New Guinea. Proceedings Japanese Academy 47:625-630 [S. Peters/S. Peters/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 64611: authorized by Shanan Peters, entered by Shanan Peters on 10.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Orthocerida - Baltoceratidae
"Irianoceras antiquum n. gen. n. sp." = Bactroceras angustisiphonatum
"Irianoceras antiquum n. gen. n. sp." = Bactroceras angustisiphonatum RĂ¼diger 1891