Early Shigarami fauna

[ Top ] [ Japanese fossil fauna ] [ Japanese ]

Early Shigarami fauna Nagamori and Kobayashi, 1999

Omma-Manganji fauna associated with Miocene relict species

Type locality: Nagano prefecture
Strata: Gonda Formation, Takafu Formation
Pliocene

Climate: Cool-temperate, Intermediate-temperate
Water temperature: Cold ocean current
Depth of water: Shallow

[ Index fossils ]
Anadara amicula
Panomya simotomensis (Miocene relict species)
Turritella saishuensis motidukii

Omma-Manganji fauna
--------------
Shigarami fauna = Shimonireki fauna
--------------
Early Shigarami fauna
--------------
Zukawa fauna
--------------

Nagamori et. al. (2003) Geology of the Togakushi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 109p. (in Japanese with English abstract 3p.)