Plate 20 from: Cairns S, Kitahara M (2012) An illustrated key to the genera and subgenera of the Recent azooxanthellate Scleractinia (Cnidaria, Anthozoa), with an attached glossary. ZooKeys 227: 1-47. https://doi.org/10.3897/zookeys.227.3612

Plate 20 - Cyathotrochus pileus(USNM uncatalogued, Bathus 3 stn. CP833) A and B Calicular and lateral view respectively; Heterocyathus aequicostatus(USNM uncatalogued, Bathus 4 stn. DW933) C, D, and E Calicular, lateral, and base view respectively; Heteropsammia cochlea(USNM uncatalogued, Bathus 3 stn. DW894)F, G, and H Calicular, lateral, and base view respectively; Placotrochus laevis(USNM 81989) I and J Calicular and lateral view respectively; Falcatoflabellum raoulensis(MNHN uncatalogued, Ebisco stn. DW2603) K, L, and M Calicular, lateral, and oblique view respectively; Placotrochides scaphula(MNHN uncatalogued, Chalcal stn. DW75) N and O Calicular and oblique view respectively. Scale bars: blue = 1 mm; white = 5 mm. Bold face indicates type species for the genus.