Ager, D. V. (1968). The supposedly ubiquitous Tethyan brachiopod Halorella and its relations. Journal of the Palaeontological Society of India. 5-9(1960-64): 54-70.
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Ager, D. V.
1968
The supposedly ubiquitous Tethyan brachiopod <i>Halorella</i> and its relations