Tanacetipathes cf. thamnea, 75-90 m Flower Garden Banks, Gulf of Mexico. Photograph courtesy of NOAA-FGBNMS/UNCW-UVP. Identifications by D. Opresko. Specimens from the Flower Garden Banks differ from the typical form of this species in being more densely branched and having shorter primary pinnules. For more information see: Opresko DM, Nuttall MF, Hickerson EL (2016). Black corals of the Flower Garden Banks National Marine Sanctuary. Gulf of Mexico Science 2016(1): 47-67.