Traits name details
original description
Kobayashi, T.; Tamura, M. (1955). The Myophorellinae from North Japan. Studies on the Jurassic trigonians in Japan. Part IV. <em>Japanese Journal of Geology and Geography.</em> 26: 89-103. page(s): 99, pl. 5, fig. 7 [details] Available for editors 
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