Traits name details
original description
Lycett, J. (1872-1883). A monograph of the British fossil Trigoniae. <em>Monographs of the Palaeontographical Society of London.</em> Part 1, 26 (120): 1-52 [1872]; Part 2, 28 (129): 53-92 [1874]; Part 3, 29 (132): 93-148 [1875]; Part 4, 31 (138): 149-204 [1877]; Part 5, 33 (153): 205-245 [1879]; Supplement 1, 35 (164): 1-3 [1881]; Supplement 2, 37 (178): 5-19 [1883]. page(s): 86, pl. 19, figs 3, 4 [details]
basis of record
Kelly, S. R. A. (1984). Bivalvia of the Spilsby Sandstone and Sandringham Sands (Late Jurassic - Early Cretaceous) of eastern England. Part I. <em>Monographs of the Palaeontographical Society, London.</em> 137 (566): I-XII, 1-94. page(s): 94 [details] Available for editors 
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