Minbu (Sitsayan stage) (Oligocene of Myanmar)

Where: Myanmar (20.2° N, 94.9° E: paleocoordinates 13.0° N, 98.1° E)

• outcrop-level geographic resolution

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

• STRATIGRAPHIC DATA: Unknown stratigraphic data other than approximating Stampian in age. Dolin (1997) puts it in the "Cancellaria" martiniana zone and Miocene.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

• 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 76590: 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).
Show authors, comments, and common names
Bivalvia
 Mytilida - Mytilidae
Mytilus nicobarius3
Gastropoda
 Trochoidea - Trochidae
Calliostoma blanfordi4
Calliostoma blanfordi4 Noetling 1895 top snail
 Cerithioidea - Turritellidae
"Turritella magnasperula" = Turritella (Peyrotia) magnasperula4
"Turritella magnasperula" = Turritella (Peyrotia) magnasperula4 Sacco 1895 turret shell
 Sorbeoconcha - Cassidae
Cassidea birmanica n. sp.3
Cassidea birmanica n. sp.3 Vredenburg 1921 snail
 Sorbeoconcha - Cymatiidae
Ranella tubercularis4
Ranella tubercularis4 Risso 1826 snail
 Sorbeoconcha - Ranellidae
Tritonium (Lampusia) dubium4
Tritonium (Lampusia) dubium4 Noetling 1895 triton shell
 Sorbeoconcha - Triviidae
"Trivia noetlingi n. sp." = Pusula (Pusula) noetlingi4
"Trivia noetlingi n. sp." = Pusula (Pusula) noetlingi4 Vredenburg 1921 snail
 Sorbeoconcha - Pediculariidae
"Cypraea (Cypraeotrivia) oppenheimi n. sp." = Projenneria neumayri4
"Cypraea (Cypraeotrivia) oppenheimi n. sp." = Projenneria neumayri4 Hilber 1879 snail
 Neogastropoda - Olividae
Olivella minbuensis n. sp.4
Olivella minbuensis n. sp.4 Vredenburg 1921 olive snail
 Neogastropoda - Olivellidae
Agaronia pupa1
Agaronia pupa1 Sowerby 1840 snail
SUBSPECIES: O. nebulosa pupa
 Neogastropoda - Volutidae
Athleta (Volutospina) jacobsi n. sp.3
Athleta (Volutospina) jacobsi n. sp.3 Vredenburg 1921 volute
 Neogastropoda - Muricidae
"Murex (Chicoreus) arakanensis" = Chicoreus4, Murex (Muricantha) iravadicus n. sp.4
"Murex (Chicoreus) arakanensis" = Chicoreus4 murex snail
Murex (Muricantha) iravadicus n. sp.4 Vredenburg 1921 murex snail
 Neogastropoda - Drilliidae
Drillia protointerrupta4
Drillia protointerrupta4 Noetling 1901 snail
 Neogastropoda - Conidae
Conus (Lithoconus) odengensis3, Conus (Lithoconus) ineditus3
Conus (Lithoconus) odengensis3 Martin 1895 cone shell
SUBSPECIES: C. odengensis avaemsos
Conus (Lithoconus) ineditus3 Michelotti 1861 cone shell
 Neogastropoda - Terebridae
Terebra (Surcula) noetlingi n. sp.4
Terebra (Surcula) noetlingi n. sp.4 Vredenburg 1921 auger snail
 Neogastropoda - Clavatulidae
Clavatula protonodifera n. sp.3
Clavatula protonodifera n. sp.3 Vredenburg 1921 snail
 Neogastropoda - Turridae
Genotia iravadica n. sp.2, Surcula (Pleurofusia) fusus4, Surcula (Pleurofusia) feddeni n. sp.3
Genotia iravadica n. sp.2 turrid
Surcula (Pleurofusia) fusus4 Vredenburg 1921 turrid
Surcula (Pleurofusia) feddeni n. sp.3 Noetling 1895 turrid
 Neogastropoda - Mitridae
Volvaria birmanica4
Volvaria birmanica4 Noetling 1895 mitre shell
 Neogastropoda - Nassariidae
"Hindsia birmanica n. sp." = Nassaria birmanica4
"Hindsia birmanica n. sp." = Nassaria birmanica4 Vredenburg 1921 snail
 Neogastropoda - Buccinidae
"Cyrtochetus (Loxotaphrus) minbuensis" = Cyrtochetus (Loscotaphrus) minbuensis4, "Tritonidea martiniana" = Cantharus martiniana3, Lacinia minbuensis n. sp.3, Siphonalia (Kelletia) iravadica n. sp.4, Hindsia pardalis4, Hindsia neastriatula4
"Cyrtochetus (Loxotaphrus) minbuensis" = Cyrtochetus (Loscotaphrus) minbuensis4 Noetling 1895 true whelk
"Tritonidea martiniana" = Cantharus martiniana3 Noetling 1901 true whelk
Lacinia minbuensis n. sp.3 Vredenburg 1921 true whelk
Siphonalia (Kelletia) iravadica n. sp.4 Vredenburg 1921 true whelk
Hindsia pardalis4 Noetling 1895 true whelk
Hindsia neastriatula4 Noetling 1901 true whelk
 Neogastropoda - Melongenidae
Melongena (Pugilina) praeponderosa n. sp.3
Melongena (Pugilina) praeponderosa n. sp.3 Vredenburg 1921 snail
 Neogastropoda - Fasciolariidae
Clavilithes (Cyrtulus) seminudus3, "Lathyrus indicus n. sp." = Latirus indicus4
"Lathyrus indicus n. sp." = Latirus indicus4 Vredenburg 1921 snail
 Sorbeoconcha - Ficidae
"Pirula concinna" = Ficus4
"Pirula concinna" = Ficus4 fig shell
1Harzhauser et al. 2009; 2Vredenburg 1921; 3Vredenburg 1921; 4Vredenburg 1921