Yabe, H.; Hatai, K. (1935). On some Brachiopoda from the Ryûkyû limestone of Kikai-zima and Okinawa-zima, Ryûkyû Islands and southwestern Formosa (Taiwan). Japanese Jour. Geology, Geography, Trans. and Abs. 12 (3,4) : 93-104, pl. 14.
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Yabe, H.; Hatai, K.
1935
On some Brachiopoda from the Ryûkyû limestone of Kikai-zima and Okinawa-zima, Ryûkyû Islands and southwestern Formosa (Taiwan)
Japanese Jour. Geology, Geography, Trans. and Abs.