Megami, Sagara area, Shizuoka (Miocene of Japan)

Also known as Reef 2026

Where: Japan (34.7° N, 138.2° E: paleocoordinates 37.4° N, 135.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Megami Formation, Middle Miocene (16.0 - 11.6 Ma)

• late Early-early Middle Miocene

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• coral-algal reef limestone

Size classes: macrofossils, mesofossils

Primary reference: T. Ozawa, K. Inoue, and S. Tomida. 1995. Early to Middle Miocene molluscan fossils from the Megami and Ebie limestones in Shizuoka Prefecture and their implications for the formation of a Miocene coral-algal reef within the Japanese faunal realm. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 179:175-183 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 70064: authorized by Wolfgang Kiessling, entered by Uta Merkel on 16.03.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Trochoidea - Turbinidae
 Neogastropoda - Conidae
Conus sp. Linnaeus 1758 cone shell
 Sorbeoconcha - Cypraeidae
"Cypraea" sp. Linnaeus 1758 cowry
Bivalvia
 Pectinida - Pectinoidae
Spondylus sp. Linnaeus 1758 scallop
Chlamys sp. Röding 1798 scallop
 Cardiida - Veneridae
Periglypta cf. reticulata Linnaeus 1758 venus clam
Anthozoa
 Scleractinia - Pocilloporidae
Stylophora sp. Schweigger 1819 stony coral
 Scleractinia - Acroporidae
Acropora sp. Oken 1815 stony coral
 Scleractinia - Poritidae
Goniopora sp. Blainville 1830 stony coral
Porites sp. Link 1807 stony coral
 Scleractinia - Lobophylliidae
Echinophyllia sp. Klunzinger 1879 stony coral
 Scleractinia - Faviidae
Favia sp. Oken 1815 stony coral
 Scleractinia - Merulinidae
Cyphastrea sp. Milne-Edwards and Haime 1848 stony coral
Florideophyceae
 Corallinales - Corallinophycidae
 Hapalidiales - Corallinophycidae
"Lithothamnium ramosissimus" = Lithothamnion, Mesophyllum erubescens
"Lithothamnium ramosissimus" = Lithothamnion