Kaja well, Djirah oilfield, 1930 feet subsea (Oligocene of Indonesia)

Where: Indonesia (4.0° S, 104.0° E: paleocoordinates 4.6° S, 110.0° E)

• coordinate based on political unit

• hand sample-level geographic resolution

When: Chattian (28.1 - 23.0 Ma)

• Tertiary-e, occurs below beds of Baturadja stage age (Baturaja Formation is Lower Miocene), but 200 feet above a Lepidocyclina-bearing horizon (Lepidocyclina is typically Eocene-Oligocene). The Tertiary-e "letter stage" of the Indo-Pacific spans the Late Oligocene (Te1-4) and earliest Miocene (Aquitanian-early Burdigalian; Te5) (Boudagher-Fadel & Banner, 1999)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size class: mesofossils

Preservation: replaced with pyrite

Collected by N.V. Standard-Vacuum Petroleum Maatschappij

Collection methods: core

• Repository: Rijksmuseum van Natuurlijke Historie at Leiden

Primary reference: C. de Jong. 1953. A "new" nitidulid beetle from Sumatra. Zoologische Mededelingen 32:43-47 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 152075: authorized by Matthew Clapham, entered by Matthew Clapham on 05.11.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Coleoptera - Nitidulidae
Procarpophilus macgillavryi n. gen. n. sp. de Jong 1953 sap beetle