Traits name details
original description
Ma, Q.-H. (1983). Some Cretaceous lamellibranchs from Shandong Province. <em>Acta Palaeontologica Sinica.</em> 22(6): 669-676. page(s): 672, 675, pl. 1, fig. 1 [details] Available for editors 
additional source
Ma, Q.-H. (1989). Evolution, classification of Trigonioidacea (Bivalvia) in and its distribution in China. In: Palaeontological Society of China, Chinese Petroleum Society, Nanjing Institute of Geology and Palaeontology, et al. (eds) Selected Papers for Symposium on Cretaceous of South China. Nanjing, Nanjing University Press, pp. 249-294. page(s): 285, pl. 17, fig. 4 [details] Available for editors 
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