Placotrochides Alcock, 1902

Diagnosis.

Corallum solitary and compressed-cylindrical. Transverse division present, resulting in an anthocyathus with a basal scar almost as large as calicular diameter. Thecal spines absent. Three to four cycles of non-exsert septa. Calicular edge smooth. Columella well developed, trabecular.

Type species.

Placotrochides scaphula Alcock, 1902c, by subsequent designation (Wells 1936).