Daliao Fm
Type Locality and Naming
Northernmost Taiwan. Upper formation of Teliu Gr. The type section is located at near Shanzijiao Village, to west of Sanxia Town, Taibei County, Taiwan Province. It was named by Ishikawa Y. in 1930 and re-surveyed by Lin C. in 1960.
Synonym: Taliao Fm, Tiaryo Fm
Lithology and Thickness
It is characterized by the interbeds of dark gray thick bulk sandstone and grayish black shale, and calcium sandstone with fossils. Foraminifera and Calcareous nannofossils are abundant. The thickness is 300-550 m.
Relationships and Distribution
Lower contact
It is conformable in contact to the underlying Mushan Fm.
Upper contact
It is conformable in contact to the overlying Shidi Fm.
Regional extent
The formation is distributed in area around Taibe County, northern Taiwan.
GeoJSON
Fossils
Triquetrorhabdulus carinatus, Helicosphaera cartteri, Discoaster druggi, Sphenolithus dissimilis, Globigerina ciperoensis, Globigerinoides prilinordius, Globorotalia siakensis, Gaudryina pseudohayasakai, Miogypsinoides formosensis.
Age
Depositional setting
It is interpreted as an epicontinental marine environment.
Additional Information