Morris, N. J. (1980). A new Lower Ordovician bivalve family, the Thoraliidae (?Nuculoida), interpreted as actinodont deposit feeders. British Museum (Natural History), Bulletin (Geology series). 34(4):265–272, 7 fig.
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Morris, N. J.
1980
A new Lower Ordovician bivalve family, the Thoraliidae (?Nuculoida), interpreted as actinodont deposit feeders
British Museum (Natural History), Bulletin (Geology series)