Plate 4 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 4 - Petrophyllia rediviva (USNM 82696) A and B Distal branch and colony view respectively; Oculina virgosa (MNHN uncatalogued, SMIB 5 stn. DW101) C and D Calicular and colony view respectively; Cyathelia axillaris(USNM 92665)E and F Calicular and colony view respectively; Bathelia candida(USNM 47512) G and H Calicular and colony view respectively; Sclerhelia hirtella(MNHN Michellin collection) I and J Calicular and colony view respectively; Madrepora minutiseptum (MNHN uncatalogued, SMIB 5 stn. DW101) K and L Calicular and colony view respectively. Scale bars: blue = 1 mm; white = 5 mm; green = 50 mm. Bold face indicates type species for the genus.