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Traits source details
Yehara, S. (1923). Cretaceous Trigoniae from southwest Japan. Japanese Journal of Geology and Geography. 2: 59-84.
441979
Yehara, S.
1923
Cretaceous Trigoniae from southwest Japan
Japanese Journal of Geology and Geography
2: 59-84
Publication
Date action by
Trigonia naumanni Yehara, 1923 † accepted as Nipponitrigonia naumanni (Yehara, 1923) † (original description)
Trigonia neumayri Yehara, 1923 † accepted as Rutitrigonia yeharai T. Kobayashi, 1954 † accepted as Earlpackardia yeharai (T. Kobayashi, 1954) † (original description) Trigonia sawatai Yehara, 1923 † accepted as Himenourella sawatai (Yehara, 1923) † (original description) Trigonia toyamai Yehara, 1923 † accepted as Tamuragonia toyamai (Yehara, 1923) † (original description) |