Anthozoa - Scleractinia - Actinastreidae

Alternative spelling: Columactinastrea

Parent taxon: Actinastraeidae according to D. K. Pandey et al. 2007

Sister taxa: Actinastrea, Agrostyliastraea, Allocoenia, Allocoeniopsis, Araucanastrea, Chondrocoenia, Coenastraea, Floriastrea, Holocoenia, Stelidioseris, Stephanastrea, Texastrea

Subtaxa: Columactinastraea anthonii, Columactinastraea fallax, Columactinastraea favulus, Columactinastraea formosa, Columactinastraea formosissima, Columactinastraea guadelupae, Columactinastraea pygmaea, Columactinastraea rennensis, Columactinastrea torallolensis

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Ecology: stationary intermediate-level epifaunal photosymbiotic-suspension feeder