†Kitakamispira Kase & Nishida 1988

Kase & Nishida 1988. Two new Middle Devonian gastropods from the Nakazato Formation of Kitakami, northeast Japan. Grant-Mackie, J.A.; Masuda, K.; Mori, K.; Ogasawara, K.[Eds]. Professor Tamio Kotaka commemorative volume on molluscan paleontology., Saito Ho-on Kai, The Saito Gratitude Foundation, Sendai, Japan, 1988: i-xi, 1-582. Chapter pagination: 257-263