Plate 2 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 2 - Madracis asperulaA (SEM, USNM 99068) and B (USNM 99056): Calicular and colony view respectively; Cladopsammia sp. (USNM uncatalogued, Norfolk 2 stn. 2023)C and D Calicular and colony view respectively; Dendrophyllia alcocki (USNM uncatalogued, Norfolk 2 stn. 2135)E and F Calicular and colony view respectively; Enallopsammia rostrata (USNM uncatalogued, Norfolk 2 stn. DW 2056) G and H Calicular and colony (calicular and acalicular side) view respectively; Tubastraea coccinea(USNM 46973) I Calicular view; Tubastraea diaphana (USNM 83677) J Colony view; Goniocorella dumosa(USNM 47505) 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.