Yenangyrat (Sitsayan stage) (Oligocene of Myanmar)

Where: Myanmar (21.1° N, 94.8° E: paleocoordinates 13.8° N, 97.6° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Sitsayan Formation, Rupelian (33.9 - 28.1 Ma)

• STRATIGRAPHIC DATA: Unknown stratigraphic data other than approximating Stampian 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 76592: 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).
Bivalvia
 Cardiida - Corbiculidae
Batissa kodungensis2 Noetling 1901 clam
Batissa crawfurdi2 Noetling 1895 clam
Gastropoda
 Neogastropoda - Olividae
Olivella minbuensis n. sp.2 Vredenburg 1921 olive snail
 Neogastropoda - Buccinidae
"Tritonidea martiniana" = Cantharus martiniana1, Hindsia neastriatula2
"Tritonidea martiniana" = Cantharus martiniana1 Noetling 1901 true whelk
Hindsia neastriatula2 Noetling 1901 true whelk
 Neogastropoda - Melongenidae
Melongena acanthina n. sp.1 Dalton 1908 snail
 Neogastropoda - Fasciolariidae
Clavilithes (Cyrtulus) seminudus1, "Lathyrus indicus n. sp." = Latirus indicus2
"Lathyrus indicus n. sp." = Latirus indicus2 Vredenburg 1921 snail
 Neogastropoda - Cancellariidae
Merica pseudocancellata2 Noetling 1901 snail
 Neogastropoda - Volutidae
Athleta (Volutospina) jacobsi n. sp.1 Vredenburg 1921 volute
 Neogastropoda - Muricidae
Murex (Muricantha) iravadicus n. sp.2 Vredenburg 1921 murex snail
 Neogastropoda - Turridae
Surcula (Pleurofusia) feddeni n. sp.1 Noetling 1895 turrid
Surcula (Pleurofusia) fusus2 Vredenburg 1921 turrid
 Neogastropoda - Conidae
Conus (Leptoconus) protofurvus n. sp.1 Noetling 1901 cone shell
Conus (Conospira) galensis n. sp.1 Noetling 1901 cone shell
 Neogastropoda - Terebridae
"Terebra quettensis n. sp." = Myurella quettensis1
"Terebra quettensis n. sp." = Myurella quettensis1 Vredenburg 1921 auger snail
 Ficoidea - Ficidae
"Pirula condita" = Ficus condita2
"Pirula condita" = Ficus condita2 Brongniart 1823 fig shell
SUBSPECIES and ORIGINAL SPELLING: Pirula condita singuensis
 Velutinoidea - Triviidae
"Trivia noetlingi n. sp." = Pusula (Pusula) noetlingi2
"Trivia noetlingi n. sp." = Pusula (Pusula) noetlingi2 Vredenburg 1921 snail
 Cypraeoidea - Pediculariidae
"Cypraea (Cypraeotrivia) oppenheimi n. sp." = Projenneria neumayri2
"Cypraea (Cypraeotrivia) oppenheimi n. sp." = Projenneria neumayri2 Hilber 1879 snail
 Sorbeoconcha - Turritellidae
"Turritella magnasperula" = Turritella (Peyrotia) magnasperula2
"Turritella magnasperula" = Turritella (Peyrotia) magnasperula2 Sacco 1895 turret shell
 Trochoidea - Trochidae
Calliostoma blanfordi2 Noetling 1895 top snail
Anthozoa
 Scleractinia - Caryophylliidae