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References in periodicals archive ?
The most fully documented is that of Promissum (Aldridge et al.
However, undescribed prioniodontid apparatuses from the same locality as Promissum (the Soom Shale, Upper Ordovician, South Africa) contain only one P element of Pa morphology and this may also be the case with Baltoniodus.
The apparatus architecture and function of Promissum pulchrum Kovacs-Endrody (Conodonts, Upper Ordovician) and the prioniodontid plan.