Foraminifera source details
Ellipsonodosaria ugoensis Iwasa & Kikuchi, 1954 † accepted as Strictocostella hyugaensis (Ishizaki, 1943) † (original description)
Eponides hatakeyamai Iwasa & Kikuchi, 1954 † (original description)
Guttulina asanoi Iwasa & Kikuchi, 1954 † (original description)
Lenticulina huziokai Iwasa & Kikuchi, 1954 † (original description)
Robulus sugotaensis Iwasa & Kikuchi, 1954 † (original description)
Rotalia tanosawaensis Iwasa & Kikuchi, 1954 † (original description)
Saracenaria akitaensis Iwasa & Kikuchi, 1954 † (original description)
Age: Middle Miocene; Formation name: Sugota Formation [details]
Age: Miocene; Formation name: Sugota Formation [details]
Age: Middle Miocene; Formation name: Sugota Formation [details]
Age: Middle Miocene; Formation name: Sugota Formation [details]
Age: Middle Miocene; Formation name: Sugota Formation [details]
Age: Miocene; Formation name: Sugota Formation [details]
Age: Miocene; Formation name: Sugota Formation [details]
Age: Miocene; Formation name: Sugota Formation [details]
Southern cliff of the Ukibuta Primary School, Ukibuta, Yazawagi - mura, Hiraga - gun (Yasawagi, Oomori - machi, ... [details]
Cliff, 300 m NE of Habiro, Kamikawa - Ouchi - mura (Habiro, Ouchi - machi), Yuri - gun, Akita Pref., Japan. Data ... [details]
A cliff, 500 m E of Katsuradai, Shimogo - mura (Katsuradai, Higashiyuri - machi), Yuri - gun, Akita Pref., Japan. ... [details]
Cliff, 300 m NE of Habiro, Kamikawa - Ouchi - mura (Habiro, Ouchi - machi), Yuri - gun, Akita Pref., Japan. Data ... [details]
Cliff, 400 m N of Takinoue, Yazawagi - mura, Hiraga - gun, Akita Pref., Japan. Data compiled from Palaeontological ... [details]
Road side cutting, 700 m S of Kura, Shimogo - mura (Kura, Higashiyuri - machi), Yuri - gun, Akita Pref., Japan. ... [details]
Road side cutting, 1000 m SW of Tanosawa, Odose - mura (Tanosawa, Fukaura - machi), Nishi - tsugaru - gun, Aomori ... [details]
Cliff, 300 m NE of Habiro, Kamikawa - Ouchi - mura (Habiro, Ouchi - machi), Yuri - gun, Akita Pref., Japan. Data ... [details]
Holotype: IGPS no. 65523. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST ... [details]
Holotype: IGPS no. 65520. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST ... [details]
Holotype: IGPS no. 65521. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST ... [details]
Holotype: IGPS no. 65519. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST ... [details]
Holotype: IGPS no. 65517. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST ... [details]
Holotype: IGPS no. 65516. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST ... [details]
Holotype: IGPS no. 65522. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST ... [details]
Holotype: IGPS no. 65518. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST ... [details]