 Bourneotrochus veroni Wells, 1984, basal view (Holotype of Deltocyathus stellatus).
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 Bourneotrochus stellulatus, basal scar on anthocyathus resulting from transverse division
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 Bourneotrochus stellulatus, oblique calicular view
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 Bourneotrochus stellulatus, costae at calicular edge
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 Bourneotrochus stellulatus, anthocaulus with incipient anthocyathus attached
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 Bourneotrochus veroni Wells, 1984, calicular view (Holotype of Deltocyathus stellatus).
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