Payagyigon (Singu stage) (Oligocene of Myanmar)

Where: Myanmar (20.7° N, 95.1° E: paleocoordinates 13.8° N, 97.8° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Singu Formation, Chattian (28.1 - 23.0 Ma)

• STRATIGRAPHIC DATA: Unknown stratigraphic data other than approximating Chattian in age.

• formation-level stratigraphic resolution

Environment/lithology: marine

• ENVIRONMENT: Unknown.
• SPECIFIC LITHOLOGY: Unknown. LITHIFICATION: Unknown.

Size class: macrofossils

Collection methods: surface (in situ),

• COLLECTORS: Include R. Bahadur, S. R. Rau, and the Burma Oil Co. and British Burma Petroleum Co. REPOSITORY: Unknown, probably Geological Survey of India, or BMNH.

Primary reference: E. Vredenburg. 1921. Comparative diagnoses of Pleurotomidae from the Tertiary formations of Burma. Records of the Geological Survey of India 53:83-129 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 76600: authorized by Austin Hendy, entered by Austin Hendy on 23.11.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• COMPLETENESS: Only include taxonomic groups (families of gastropoda and bivalvia) described in various articles entered. NOMENCLATURE: Antiquated, but designated to species and subgenus resolution in authoritative publication, and can be revised with more recent publications (e.g. Murkejee, 1939; Harzhauser, 2007).
Gastropoda
 Neogastropoda - Buccinidae
"Tritonidea martiniana" = Cantharus martiniana, Siphonalia cotteri n. sp.
"Tritonidea martiniana" = Cantharus martiniana Noetling 1901 true whelk
SUBSPECIES: T. martiniana arakensis
Siphonalia cotteri n. sp. Vredenburg 1923 true whelk
 Neogastropoda - Nassariidae
Fusus humei n. sp.
Fusus humei n. sp. Vredenburg 1923 snail
 Neogastropoda - Fasciolariidae
Euthriofusus alomprae n. sp. Vredenburg 1923 snail
 Neogastropoda - Turridae
Pleurotoma (Hemipleurotoma) humilis Koenen 1890 turrid
SUBSPECIES: P. (H.) humilis iravadica
Surcula (Pleurofusia) fusus Vredenburg 1921 turrid